Home / 185,914.85-256,562.49-101,031.92

Finding the Fourth Proportional to 185,914.85, 256,562.49 and 101,031.92

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Solution

The fourth proportional to 185,914.85, 256,562.49 and 101,031.92 is: 139,424.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,914.85 : 256,562.49 = 101,031.92 : x
  2. Step 2: Convert to fraction form
    185,914.85/256,562.49 = 101,031.92/x
  3. Step 3: Cross multiply
    185,914.85x = 256,562.49 × 101,031.92
  4. Step 4: Simplify right side
    185,914.85x = 25,920,999,681.87
  5. Step 5: Solve for x
    x = 25,920,999,681.87/185,914.85
  6. Step 6: Final answer
    x = 139,424.04

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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.