Home / 97,285.60-145,928.40-27,164.80

Finding the Fourth Proportional to 97,285.60, 145,928.40 and 27,164.80

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Solution

The fourth proportional to 97,285.60, 145,928.40 and 27,164.80 is: 40,747.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,285.60 : 145,928.40 = 27,164.80 : x
  2. Step 2: Convert to fraction form
    97,285.60/145,928.40 = 27,164.80/x
  3. Step 3: Cross multiply
    97,285.60x = 145,928.40 × 27,164.80
  4. Step 4: Simplify right side
    97,285.60x = 3,964,115,800.32
  5. Step 5: Solve for x
    x = 3,964,115,800.32/97,285.60
  6. Step 6: Final answer
    x = 40,747.20

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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.