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Finding the Fourth Proportional to 182,557.80, 251,920.72 and 101,969.28

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Solution

The fourth proportional to 182,557.80, 251,920.72 and 101,969.28 is: 140,712.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,557.80 : 251,920.72 = 101,969.28 : x
  2. Step 2: Convert to fraction form
    182,557.80/251,920.72 = 101,969.28/x
  3. Step 3: Cross multiply
    182,557.80x = 251,920.72 × 101,969.28
  4. Step 4: Simplify right side
    182,557.80x = 25,688,174,435.48
  5. Step 5: Solve for x
    x = 25,688,174,435.48/182,557.80
  6. Step 6: Final answer
    x = 140,712.55

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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.