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Finding the Fourth Proportional to 111,350.73, 153,664.43 and 60,363.56

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Solution

The fourth proportional to 111,350.73, 153,664.43 and 60,363.56 is: 83,301.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,350.73 : 153,664.43 = 60,363.56 : x
  2. Step 2: Convert to fraction form
    111,350.73/153,664.43 = 60,363.56/x
  3. Step 3: Cross multiply
    111,350.73x = 153,664.43 × 60,363.56
  4. Step 4: Simplify right side
    111,350.73x = 9,275,730,970.03
  5. Step 5: Solve for x
    x = 9,275,730,970.03/111,350.73
  6. Step 6: Final answer
    x = 83,301.93

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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.