Home / 124,614.16-171,966.64-68,025.52

Finding the Fourth Proportional to 124,614.16, 171,966.64 and 68,025.52

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Solution

The fourth proportional to 124,614.16, 171,966.64 and 68,025.52 is: 93,874.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,614.16 : 171,966.64 = 68,025.52 : x
  2. Step 2: Convert to fraction form
    124,614.16/171,966.64 = 68,025.52/x
  3. Step 3: Cross multiply
    124,614.16x = 171,966.64 × 68,025.52
  4. Step 4: Simplify right side
    124,614.16x = 11,698,120,108.65
  5. Step 5: Solve for x
    x = 11,698,120,108.65/124,614.16
  6. Step 6: Final answer
    x = 93,874.73

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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.