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Finding the Fourth Proportional to 111,202.52, 153,460 and 60,901.52

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Solution

The fourth proportional to 111,202.52, 153,460 and 60,901.52 is: 84,044.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,202.52 : 153,460 = 60,901.52 : x
  2. Step 2: Convert to fraction form
    111,202.52/153,460 = 60,901.52/x
  3. Step 3: Cross multiply
    111,202.52x = 153,460 × 60,901.52
  4. Step 4: Simplify right side
    111,202.52x = 9,345,947,259.20
  5. Step 5: Solve for x
    x = 9,345,947,259.20/111,202.52
  6. Step 6: Final answer
    x = 84,044.38

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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.