Home / 157,943.46-217,958.58-89,032.44

Finding the Fourth Proportional to 157,943.46, 217,958.58 and 89,032.44

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Solution

The fourth proportional to 157,943.46, 217,958.58 and 89,032.44 is: 122,862.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,943.46 : 217,958.58 = 89,032.44 : x
  2. Step 2: Convert to fraction form
    157,943.46/217,958.58 = 89,032.44/x
  3. Step 3: Cross multiply
    157,943.46x = 217,958.58 × 89,032.44
  4. Step 4: Simplify right side
    157,943.46x = 19,405,384,196.34
  5. Step 5: Solve for x
    x = 19,405,384,196.34/157,943.46
  6. Step 6: Final answer
    x = 122,862.85

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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.