Home / 53,551.49-73,899.18-29,680.38

Finding the Fourth Proportional to 53,551.49, 73,899.18 and 29,680.38

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Solution

The fourth proportional to 53,551.49, 73,899.18 and 29,680.38 is: 40,957.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,551.49 : 73,899.18 = 29,680.38 : x
  2. Step 2: Convert to fraction form
    53,551.49/73,899.18 = 29,680.38/x
  3. Step 3: Cross multiply
    53,551.49x = 73,899.18 × 29,680.38
  4. Step 4: Simplify right side
    53,551.49x = 2,193,355,744.09
  5. Step 5: Solve for x
    x = 2,193,355,744.09/53,551.49
  6. Step 6: Final answer
    x = 40,957.89

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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.