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Finding the Fourth Proportional to 150,600.76, 207,829.18 and 83,532.76

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Solution

The fourth proportional to 150,600.76, 207,829.18 and 83,532.76 is: 115,275.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,600.76 : 207,829.18 = 83,532.76 : x
  2. Step 2: Convert to fraction form
    150,600.76/207,829.18 = 83,532.76/x
  3. Step 3: Cross multiply
    150,600.76x = 207,829.18 × 83,532.76
  4. Step 4: Simplify right side
    150,600.76x = 17,360,545,013.94
  5. Step 5: Solve for x
    x = 17,360,545,013.94/150,600.76
  6. Step 6: Final answer
    x = 115,275.28

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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.