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Finding the Fourth Proportional to 111,048.19, 153,250.16 and 60,747.19

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Solution

The fourth proportional to 111,048.19, 153,250.16 and 60,747.19 is: 83,833.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,048.19 : 153,250.16 = 60,747.19 : x
  2. Step 2: Convert to fraction form
    111,048.19/153,250.16 = 60,747.19/x
  3. Step 3: Cross multiply
    111,048.19x = 153,250.16 × 60,747.19
  4. Step 4: Simplify right side
    111,048.19x = 9,309,515,900.19
  5. Step 5: Solve for x
    x = 9,309,515,900.19/111,048.19
  6. Step 6: Final answer
    x = 83,833.12

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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.