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Finding the Fourth Proportional to 74,701.91, 112,087.85 and 37,264.88

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Solution

The fourth proportional to 74,701.91, 112,087.85 and 37,264.88 is: 55,914.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,701.91 : 112,087.85 = 37,264.88 : x
  2. Step 2: Convert to fraction form
    74,701.91/112,087.85 = 37,264.88/x
  3. Step 3: Cross multiply
    74,701.91x = 112,087.85 × 37,264.88
  4. Step 4: Simplify right side
    74,701.91x = 4,176,940,373.60
  5. Step 5: Solve for x
    x = 4,176,940,373.60/74,701.91
  6. Step 6: Final answer
    x = 55,914.77

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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.