Home / 157,819.62-236,819.16-57,966.96

Finding the Fourth Proportional to 157,819.62, 236,819.16 and 57,966.96

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Solution

The fourth proportional to 157,819.62, 236,819.16 and 57,966.96 is: 86,983.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,819.62 : 236,819.16 = 57,966.96 : x
  2. Step 2: Convert to fraction form
    157,819.62/236,819.16 = 57,966.96/x
  3. Step 3: Cross multiply
    157,819.62x = 236,819.16 × 57,966.96
  4. Step 4: Simplify right side
    157,819.62x = 13,727,686,774.95
  5. Step 5: Solve for x
    x = 13,727,686,774.95/157,819.62
  6. Step 6: Final answer
    x = 86,983.40

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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.