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Finding the Fourth Proportional to 112,871.08, 155,407.44 and 95,839.48

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Solution

The fourth proportional to 112,871.08, 155,407.44 and 95,839.48 is: 131,957.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,871.08 : 155,407.44 = 95,839.48 : x
  2. Step 2: Convert to fraction form
    112,871.08/155,407.44 = 95,839.48/x
  3. Step 3: Cross multiply
    112,871.08x = 155,407.44 × 95,839.48
  4. Step 4: Simplify right side
    112,871.08x = 14,894,168,237.73
  5. Step 5: Solve for x
    x = 14,894,168,237.73/112,871.08
  6. Step 6: Final answer
    x = 131,957.35

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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.