Home / 102,013.24-140,787.12-59,585.44

Finding the Fourth Proportional to 102,013.24, 140,787.12 and 59,585.44

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Solution

The fourth proportional to 102,013.24, 140,787.12 and 59,585.44 is: 82,233.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,013.24 : 140,787.12 = 59,585.44 : x
  2. Step 2: Convert to fraction form
    102,013.24/140,787.12 = 59,585.44/x
  3. Step 3: Cross multiply
    102,013.24x = 140,787.12 × 59,585.44
  4. Step 4: Simplify right side
    102,013.24x = 8,388,862,491.53
  5. Step 5: Solve for x
    x = 8,388,862,491.53/102,013.24
  6. Step 6: Final answer
    x = 82,233.08

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1.5x scale

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.