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Finding the Fourth Proportional to 60,459.60, 90,689.40 and 23,523.60

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Solution

The fourth proportional to 60,459.60, 90,689.40 and 23,523.60 is: 35,285.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,459.60 : 90,689.40 = 23,523.60 : x
  2. Step 2: Convert to fraction form
    60,459.60/90,689.40 = 23,523.60/x
  3. Step 3: Cross multiply
    60,459.60x = 90,689.40 × 23,523.60
  4. Step 4: Simplify right side
    60,459.60x = 2,133,341,169.84
  5. Step 5: Solve for x
    x = 2,133,341,169.84/60,459.60
  6. Step 6: Final answer
    x = 35,285.40

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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.