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Finding the Fourth Proportional to 110,862.77, 152,990.76 and 63,116.11

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Solution

The fourth proportional to 110,862.77, 152,990.76 and 63,116.11 is: 87,100.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,862.77 : 152,990.76 = 63,116.11 : x
  2. Step 2: Convert to fraction form
    110,862.77/152,990.76 = 63,116.11/x
  3. Step 3: Cross multiply
    110,862.77x = 152,990.76 × 63,116.11
  4. Step 4: Simplify right side
    110,862.77x = 9,656,182,329.20
  5. Step 5: Solve for x
    x = 9,656,182,329.20/110,862.77
  6. Step 6: Final answer
    x = 87,100.32

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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.