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Finding the Fourth Proportional to 81,199.54, 112,050.79 and 44,898.87

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Solution

The fourth proportional to 81,199.54, 112,050.79 and 44,898.87 is: 61,957.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,199.54 : 112,050.79 = 44,898.87 : x
  2. Step 2: Convert to fraction form
    81,199.54/112,050.79 = 44,898.87/x
  3. Step 3: Cross multiply
    81,199.54x = 112,050.79 × 44,898.87
  4. Step 4: Simplify right side
    81,199.54x = 5,030,953,853.61
  5. Step 5: Solve for x
    x = 5,030,953,853.61/81,199.54
  6. Step 6: Final answer
    x = 61,957.91

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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.