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Finding the Fourth Proportional to 177,358.84, 266,131.67 and 102,531.53

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Solution

The fourth proportional to 177,358.84, 266,131.67 and 102,531.53 is: 153,851.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,358.84 : 266,131.67 = 102,531.53 : x
  2. Step 2: Convert to fraction form
    177,358.84/266,131.67 = 102,531.53/x
  3. Step 3: Cross multiply
    177,358.84x = 266,131.67 × 102,531.53
  4. Step 4: Simplify right side
    177,358.84x = 27,286,888,219.65
  5. Step 5: Solve for x
    x = 27,286,888,219.65/177,358.84
  6. Step 6: Final answer
    x = 153,851.30

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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.