Home / 157,327.74-217,110.33-85,706.24

Finding the Fourth Proportional to 157,327.74, 217,110.33 and 85,706.24

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Solution

The fourth proportional to 157,327.74, 217,110.33 and 85,706.24 is: 118,273.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,327.74 : 217,110.33 = 85,706.24 : x
  2. Step 2: Convert to fraction form
    157,327.74/217,110.33 = 85,706.24/x
  3. Step 3: Cross multiply
    157,327.74x = 217,110.33 × 85,706.24
  4. Step 4: Simplify right side
    157,327.74x = 18,607,708,963.91
  5. Step 5: Solve for x
    x = 18,607,708,963.91/157,327.74
  6. Step 6: Final answer
    x = 118,273.54

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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.