Home / 157,979.50-236,977.89-47,180.14

Finding the Fourth Proportional to 157,979.50, 236,977.89 and 47,180.14

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Solution

The fourth proportional to 157,979.50, 236,977.89 and 47,180.14 is: 70,772.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,979.50 : 236,977.89 = 47,180.14 : x
  2. Step 2: Convert to fraction form
    157,979.50/236,977.89 = 47,180.14/x
  3. Step 3: Cross multiply
    157,979.50x = 236,977.89 × 47,180.14
  4. Step 4: Simplify right side
    157,979.50x = 11,180,650,027.10
  5. Step 5: Solve for x
    x = 11,180,650,027.10/157,979.50
  6. Step 6: Final answer
    x = 70,772.79

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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.