Home / 157,632.21-217,560.60-93,974.04

Finding the Fourth Proportional to 157,632.21, 217,560.60 and 93,974.04

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Solution

The fourth proportional to 157,632.21, 217,560.60 and 93,974.04 is: 129,700.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,632.21 : 217,560.60 = 93,974.04 : x
  2. Step 2: Convert to fraction form
    157,632.21/217,560.60 = 93,974.04/x
  3. Step 3: Cross multiply
    157,632.21x = 217,560.60 × 93,974.04
  4. Step 4: Simplify right side
    157,632.21x = 20,445,048,526.82
  5. Step 5: Solve for x
    x = 20,445,048,526.82/157,632.21
  6. Step 6: Final answer
    x = 129,700.96

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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.