Home / 153,631.83-230,447.78-101,029.02

Finding the Fourth Proportional to 153,631.83, 230,447.78 and 101,029.02

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Solution

The fourth proportional to 153,631.83, 230,447.78 and 101,029.02 is: 151,543.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,631.83 : 230,447.78 = 101,029.02 : x
  2. Step 2: Convert to fraction form
    153,631.83/230,447.78 = 101,029.02/x
  3. Step 3: Cross multiply
    153,631.83x = 230,447.78 × 101,029.02
  4. Step 4: Simplify right side
    153,631.83x = 23,281,912,869.43
  5. Step 5: Solve for x
    x = 23,281,912,869.43/153,631.83
  6. Step 6: Final answer
    x = 151,543.55

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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.