Home / 111,122.50-153,350.13-60,822.58

Finding the Fourth Proportional to 111,122.50, 153,350.13 and 60,822.58

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Solution

The fourth proportional to 111,122.50, 153,350.13 and 60,822.58 is: 83,935.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,122.50 : 153,350.13 = 60,822.58 : x
  2. Step 2: Convert to fraction form
    111,122.50/153,350.13 = 60,822.58/x
  3. Step 3: Cross multiply
    111,122.50x = 153,350.13 × 60,822.58
  4. Step 4: Simplify right side
    111,122.50x = 9,327,150,549.94
  5. Step 5: Solve for x
    x = 9,327,150,549.94/111,122.50
  6. Step 6: Final answer
    x = 83,935.75

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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.