Home / 111,236.68-153,505.40-60,248.15

Finding the Fourth Proportional to 111,236.68, 153,505.40 and 60,248.15

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Solution

The fourth proportional to 111,236.68, 153,505.40 and 60,248.15 is: 83,141.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,236.68 : 153,505.40 = 60,248.15 : x
  2. Step 2: Convert to fraction form
    111,236.68/153,505.40 = 60,248.15/x
  3. Step 3: Cross multiply
    111,236.68x = 153,505.40 × 60,248.15
  4. Step 4: Simplify right side
    111,236.68x = 9,248,416,365.01
  5. Step 5: Solve for x
    x = 9,248,416,365.01/111,236.68
  6. Step 6: Final answer
    x = 83,141.79

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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.