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Finding the Fourth Proportional to 158,452.70, 237,519.02 and 99,329.81

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Solution

The fourth proportional to 158,452.70, 237,519.02 and 99,329.81 is: 148,894.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,452.70 : 237,519.02 = 99,329.81 : x
  2. Step 2: Convert to fraction form
    158,452.70/237,519.02 = 99,329.81/x
  3. Step 3: Cross multiply
    158,452.70x = 237,519.02 × 99,329.81
  4. Step 4: Simplify right side
    158,452.70x = 23,592,718,188.72
  5. Step 5: Solve for x
    x = 23,592,718,188.72/158,452.70
  6. Step 6: Final answer
    x = 148,894.40

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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.