Home / 157,179.07-216,873.48-93,504.43

Finding the Fourth Proportional to 157,179.07, 216,873.48 and 93,504.43

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Solution

The fourth proportional to 157,179.07, 216,873.48 and 93,504.43 is: 129,016.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,179.07 : 216,873.48 = 93,504.43 : x
  2. Step 2: Convert to fraction form
    157,179.07/216,873.48 = 93,504.43/x
  3. Step 3: Cross multiply
    157,179.07x = 216,873.48 × 93,504.43
  4. Step 4: Simplify right side
    157,179.07x = 20,278,631,129.52
  5. Step 5: Solve for x
    x = 20,278,631,129.52/157,179.07
  6. Step 6: Final answer
    x = 129,016.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.