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Finding the Fourth Proportional to 108,737.77, 163,121.47 and 63,166.88

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Solution

The fourth proportional to 108,737.77, 163,121.47 and 63,166.88 is: 94,758.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,737.77 : 163,121.47 = 63,166.88 : x
  2. Step 2: Convert to fraction form
    108,737.77/163,121.47 = 63,166.88/x
  3. Step 3: Cross multiply
    108,737.77x = 163,121.47 × 63,166.88
  4. Step 4: Simplify right side
    108,737.77x = 10,303,873,505.31
  5. Step 5: Solve for x
    x = 10,303,873,505.31/108,737.77
  6. Step 6: Final answer
    x = 94,758.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.