Home / 157,748.38-236,481.56-57,885.42

Finding the Fourth Proportional to 157,748.38, 236,481.56 and 57,885.42

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Solution

The fourth proportional to 157,748.38, 236,481.56 and 57,885.42 is: 86,776.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,748.38 : 236,481.56 = 57,885.42 : x
  2. Step 2: Convert to fraction form
    157,748.38/236,481.56 = 57,885.42/x
  3. Step 3: Cross multiply
    157,748.38x = 236,481.56 × 57,885.42
  4. Step 4: Simplify right side
    157,748.38x = 13,688,834,422.86
  5. Step 5: Solve for x
    x = 13,688,834,422.86/157,748.38
  6. Step 6: Final answer
    x = 86,776.39

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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.