Home / 153,248.38-229,872.58-42,440.38

Finding the Fourth Proportional to 153,248.38, 229,872.58 and 42,440.38

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Solution

The fourth proportional to 153,248.38, 229,872.58 and 42,440.38 is: 63,660.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,248.38 : 229,872.58 = 42,440.38 : x
  2. Step 2: Convert to fraction form
    153,248.38/229,872.58 = 42,440.38/x
  3. Step 3: Cross multiply
    153,248.38x = 229,872.58 × 42,440.38
  4. Step 4: Simplify right side
    153,248.38x = 9,755,879,646.78
  5. Step 5: Solve for x
    x = 9,755,879,646.78/153,248.38
  6. Step 6: Final answer
    x = 63,660.57

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1.5x scale

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.