Home / 153,934.10-230,512.35-101,057.30

Finding the Fourth Proportional to 153,934.10, 230,512.35 and 101,057.30

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Solution

The fourth proportional to 153,934.10, 230,512.35 and 101,057.30 is: 151,330.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,934.10 : 230,512.35 = 101,057.30 : x
  2. Step 2: Convert to fraction form
    153,934.10/230,512.35 = 101,057.30/x
  3. Step 3: Cross multiply
    153,934.10x = 230,512.35 × 101,057.30
  4. Step 4: Simplify right side
    153,934.10x = 23,294,955,707.66
  5. Step 5: Solve for x
    x = 23,294,955,707.66/153,934.10
  6. Step 6: Final answer
    x = 151,330.70

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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.