Home / 111,517.38-153,890.55-60,527.70

Finding the Fourth Proportional to 111,517.38, 153,890.55 and 60,527.70

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Solution

The fourth proportional to 111,517.38, 153,890.55 and 60,527.70 is: 83,526.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,517.38 : 153,890.55 = 60,527.70 : x
  2. Step 2: Convert to fraction form
    111,517.38/153,890.55 = 60,527.70/x
  3. Step 3: Cross multiply
    111,517.38x = 153,890.55 × 60,527.70
  4. Step 4: Simplify right side
    111,517.38x = 9,314,641,043.24
  5. Step 5: Solve for x
    x = 9,314,641,043.24/111,517.38
  6. Step 6: Final answer
    x = 83,526.36

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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.