Home / 60,623.40-90,935.10-51,000.60

Finding the Fourth Proportional to 60,623.40, 90,935.10 and 51,000.60

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Solution

The fourth proportional to 60,623.40, 90,935.10 and 51,000.60 is: 76,500.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,623.40 : 90,935.10 = 51,000.60 : x
  2. Step 2: Convert to fraction form
    60,623.40/90,935.10 = 51,000.60/x
  3. Step 3: Cross multiply
    60,623.40x = 90,935.10 × 51,000.60
  4. Step 4: Simplify right side
    60,623.40x = 4,637,744,661.06
  5. Step 5: Solve for x
    x = 4,637,744,661.06/60,623.40
  6. Step 6: Final answer
    x = 76,500.90

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.