Home / 153,404.16-230,104.32-42,595.20

Finding the Fourth Proportional to 153,404.16, 230,104.32 and 42,595.20

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Solution

The fourth proportional to 153,404.16, 230,104.32 and 42,595.20 is: 63,892.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,404.16 : 230,104.32 = 42,595.20 : x
  2. Step 2: Convert to fraction form
    153,404.16/230,104.32 = 42,595.20/x
  3. Step 3: Cross multiply
    153,404.16x = 230,104.32 × 42,595.20
  4. Step 4: Simplify right side
    153,404.16x = 9,801,339,531.26
  5. Step 5: Solve for x
    x = 9,801,339,531.26/153,404.16
  6. Step 6: Final answer
    x = 63,892.27

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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.