Home / 124,463.19-171,758.88-67,874.58

Finding the Fourth Proportional to 124,463.19, 171,758.88 and 67,874.58

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Solution

The fourth proportional to 124,463.19, 171,758.88 and 67,874.58 is: 93,666.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,463.19 : 171,758.88 = 67,874.58 : x
  2. Step 2: Convert to fraction form
    124,463.19/171,758.88 = 67,874.58/x
  3. Step 3: Cross multiply
    124,463.19x = 171,758.88 × 67,874.58
  4. Step 4: Simplify right side
    124,463.19x = 11,658,061,841.27
  5. Step 5: Solve for x
    x = 11,658,061,841.27/124,463.19
  6. Step 6: Final answer
    x = 93,666.74

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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.