Home / 111,225.33-153,490.19-60,236.88

Finding the Fourth Proportional to 111,225.33, 153,490.19 and 60,236.88

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Solution

The fourth proportional to 111,225.33, 153,490.19 and 60,236.88 is: 83,126.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,225.33 : 153,490.19 = 60,236.88 : x
  2. Step 2: Convert to fraction form
    111,225.33/153,490.19 = 60,236.88/x
  3. Step 3: Cross multiply
    111,225.33x = 153,490.19 × 60,236.88
  4. Step 4: Simplify right side
    111,225.33x = 9,245,769,855.02
  5. Step 5: Solve for x
    x = 9,245,769,855.02/111,225.33
  6. Step 6: Final answer
    x = 83,126.48

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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.