Home / 38,509.29-53,172.86-29,542.59

Finding the Fourth Proportional to 38,509.29, 53,172.86 and 29,542.59

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Solution

The fourth proportional to 38,509.29, 53,172.86 and 29,542.59 is: 40,791.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,509.29 : 53,172.86 = 29,542.59 : x
  2. Step 2: Convert to fraction form
    38,509.29/53,172.86 = 29,542.59/x
  3. Step 3: Cross multiply
    38,509.29x = 53,172.86 × 29,542.59
  4. Step 4: Simplify right side
    38,509.29x = 1,570,863,854.39
  5. Step 5: Solve for x
    x = 1,570,863,854.39/38,509.29
  6. Step 6: Final answer
    x = 40,791.82

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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.