Home / 91,677.16-137,340.06-62,043.88

Finding the Fourth Proportional to 91,677.16, 137,340.06 and 62,043.88

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Solution

The fourth proportional to 91,677.16, 137,340.06 and 62,043.88 is: 92,946.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,677.16 : 137,340.06 = 62,043.88 : x
  2. Step 2: Convert to fraction form
    91,677.16/137,340.06 = 62,043.88/x
  3. Step 3: Cross multiply
    91,677.16x = 137,340.06 × 62,043.88
  4. Step 4: Simplify right side
    91,677.16x = 8,521,110,201.83
  5. Step 5: Solve for x
    x = 8,521,110,201.83/91,677.16
  6. Step 6: Final answer
    x = 92,946.93

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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.