Home / 91,734.86-137,587.50-25,159.52

Finding the Fourth Proportional to 91,734.86, 137,587.50 and 25,159.52

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Solution

The fourth proportional to 91,734.86, 137,587.50 and 25,159.52 is: 37,735.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,734.86 : 137,587.50 = 25,159.52 : x
  2. Step 2: Convert to fraction form
    91,734.86/137,587.50 = 25,159.52/x
  3. Step 3: Cross multiply
    91,734.86x = 137,587.50 × 25,159.52
  4. Step 4: Simplify right side
    91,734.86x = 3,461,635,458
  5. Step 5: Solve for x
    x = 3,461,635,458/91,734.86
  6. Step 6: Final answer
    x = 37,735.22

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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.