Home / 157,952.31-217,974.13-89,975.58

Finding the Fourth Proportional to 157,952.31, 217,974.13 and 89,975.58

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Solution

The fourth proportional to 157,952.31, 217,974.13 and 89,975.58 is: 124,166.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,952.31 : 217,974.13 = 89,975.58 : x
  2. Step 2: Convert to fraction form
    157,952.31/217,974.13 = 89,975.58/x
  3. Step 3: Cross multiply
    157,952.31x = 217,974.13 × 89,975.58
  4. Step 4: Simplify right side
    157,952.31x = 19,612,348,771.75
  5. Step 5: Solve for x
    x = 19,612,348,771.75/157,952.31
  6. Step 6: Final answer
    x = 124,166.27

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1.5x scale

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.