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Finding the Fourth Proportional to 237,993.01, 357,096.13 and 129,957.91

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Solution

The fourth proportional to 237,993.01, 357,096.13 and 129,957.91 is: 194,995.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,993.01 : 357,096.13 = 129,957.91 : x
  2. Step 2: Convert to fraction form
    237,993.01/357,096.13 = 129,957.91/x
  3. Step 3: Cross multiply
    237,993.01x = 357,096.13 × 129,957.91
  4. Step 4: Simplify right side
    237,993.01x = 46,407,465,506.25
  5. Step 5: Solve for x
    x = 46,407,465,506.25/237,993.01
  6. Step 6: Final answer
    x = 194,995.08

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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.