Home / 185,665.10-278,248.19-101,298.84

Finding the Fourth Proportional to 185,665.10, 278,248.19 and 101,298.84

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Solution

The fourth proportional to 185,665.10, 278,248.19 and 101,298.84 is: 151,812.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,665.10 : 278,248.19 = 101,298.84 : x
  2. Step 2: Convert to fraction form
    185,665.10/278,248.19 = 101,298.84/x
  3. Step 3: Cross multiply
    185,665.10x = 278,248.19 × 101,298.84
  4. Step 4: Simplify right side
    185,665.10x = 28,186,218,372.61
  5. Step 5: Solve for x
    x = 28,186,218,372.61/185,665.10
  6. Step 6: Final answer
    x = 151,812.16

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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.