Home / 53,543.28-73,888.86-29,669.88

Finding the Fourth Proportional to 53,543.28, 73,888.86 and 29,669.88

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Solution

The fourth proportional to 53,543.28, 73,888.86 and 29,669.88 is: 40,943.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,543.28 : 73,888.86 = 29,669.88 : x
  2. Step 2: Convert to fraction form
    53,543.28/73,888.86 = 29,669.88/x
  3. Step 3: Cross multiply
    53,543.28x = 73,888.86 × 29,669.88
  4. Step 4: Simplify right side
    53,543.28x = 2,192,273,609.54
  5. Step 5: Solve for x
    x = 2,192,273,609.54/53,543.28
  6. Step 6: Final answer
    x = 40,943.95

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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.