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Finding the Fourth Proportional to 101,448.77, 140,044.14 and 60,627.30

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Solution

The fourth proportional to 101,448.77, 140,044.14 and 60,627.30 is: 83,692.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,448.77 : 140,044.14 = 60,627.30 : x
  2. Step 2: Convert to fraction form
    101,448.77/140,044.14 = 60,627.30/x
  3. Step 3: Cross multiply
    101,448.77x = 140,044.14 × 60,627.30
  4. Step 4: Simplify right side
    101,448.77x = 8,490,498,089.02
  5. Step 5: Solve for x
    x = 8,490,498,089.02/101,448.77
  6. Step 6: Final answer
    x = 83,692.47

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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.