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Finding the Fourth Proportional to 111,494.54, 153,862.90 and 60,507.26

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Solution

The fourth proportional to 111,494.54, 153,862.90 and 60,507.26 is: 83,500.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,494.54 : 153,862.90 = 60,507.26 : x
  2. Step 2: Convert to fraction form
    111,494.54/153,862.90 = 60,507.26/x
  3. Step 3: Cross multiply
    111,494.54x = 153,862.90 × 60,507.26
  4. Step 4: Simplify right side
    111,494.54x = 9,309,822,494.65
  5. Step 5: Solve for x
    x = 9,309,822,494.65/111,494.54
  6. Step 6: Final answer
    x = 83,500.25

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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.