Home / 185,901.02-256,543.43-101,017.88

Finding the Fourth Proportional to 185,901.02, 256,543.43 and 101,017.88

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Solution

The fourth proportional to 185,901.02, 256,543.43 and 101,017.88 is: 139,404.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,901.02 : 256,543.43 = 101,017.88 : x
  2. Step 2: Convert to fraction form
    185,901.02/256,543.43 = 101,017.88/x
  3. Step 3: Cross multiply
    185,901.02x = 256,543.43 × 101,017.88
  4. Step 4: Simplify right side
    185,901.02x = 25,915,471,638.72
  5. Step 5: Solve for x
    x = 25,915,471,638.72/185,901.02
  6. Step 6: Final answer
    x = 139,404.68

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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.