Home / 123,417.18-185,087.43-44,521.16

Finding the Fourth Proportional to 123,417.18, 185,087.43 and 44,521.16

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Solution

The fourth proportional to 123,417.18, 185,087.43 and 44,521.16 is: 66,767.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,417.18 : 185,087.43 = 44,521.16 : x
  2. Step 2: Convert to fraction form
    123,417.18/185,087.43 = 44,521.16/x
  3. Step 3: Cross multiply
    123,417.18x = 185,087.43 × 44,521.16
  4. Step 4: Simplify right side
    123,417.18x = 8,240,306,159.58
  5. Step 5: Solve for x
    x = 8,240,306,159.58/123,417.18
  6. Step 6: Final answer
    x = 66,767.90

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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.