Home / 91,032.47-136,519.18-34,869.59

Finding the Fourth Proportional to 91,032.47, 136,519.18 and 34,869.59

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Solution

The fourth proportional to 91,032.47, 136,519.18 and 34,869.59 is: 52,293.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,032.47 : 136,519.18 = 34,869.59 : x
  2. Step 2: Convert to fraction form
    91,032.47/136,519.18 = 34,869.59/x
  3. Step 3: Cross multiply
    91,032.47x = 136,519.18 × 34,869.59
  4. Step 4: Simplify right side
    91,032.47x = 4,760,367,833.74
  5. Step 5: Solve for x
    x = 4,760,367,833.74/91,032.47
  6. Step 6: Final answer
    x = 52,293.08

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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.