Home / 218,301.02-327,061.97-118,397.50

Finding the Fourth Proportional to 218,301.02, 327,061.97 and 118,397.50

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Solution

The fourth proportional to 218,301.02, 327,061.97 and 118,397.50 is: 177,384.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,301.02 : 327,061.97 = 118,397.50 : x
  2. Step 2: Convert to fraction form
    218,301.02/327,061.97 = 118,397.50/x
  3. Step 3: Cross multiply
    218,301.02x = 327,061.97 × 118,397.50
  4. Step 4: Simplify right side
    218,301.02x = 38,723,318,627.42
  5. Step 5: Solve for x
    x = 38,723,318,627.42/218,301.02
  6. Step 6: Final answer
    x = 177,384.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.