Home / 53,209.60-73,429.76-29,337.20

Finding the Fourth Proportional to 53,209.60, 73,429.76 and 29,337.20

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Solution

The fourth proportional to 53,209.60, 73,429.76 and 29,337.20 is: 40,485.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,209.60 : 73,429.76 = 29,337.20 : x
  2. Step 2: Convert to fraction form
    53,209.60/73,429.76 = 29,337.20/x
  3. Step 3: Cross multiply
    53,209.60x = 73,429.76 × 29,337.20
  4. Step 4: Simplify right side
    53,209.60x = 2,154,223,555.07
  5. Step 5: Solve for x
    x = 2,154,223,555.07/53,209.60
  6. Step 6: Final answer
    x = 40,485.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.