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Finding the Fourth Proportional to 92,611.52, 138,854.04 and 44,554.76

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Solution

The fourth proportional to 92,611.52, 138,854.04 and 44,554.76 is: 66,801.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,611.52 : 138,854.04 = 44,554.76 : x
  2. Step 2: Convert to fraction form
    92,611.52/138,854.04 = 44,554.76/x
  3. Step 3: Cross multiply
    92,611.52x = 138,854.04 × 44,554.76
  4. Step 4: Simplify right side
    92,611.52x = 6,186,608,427.23
  5. Step 5: Solve for x
    x = 6,186,608,427.23/92,611.52
  6. Step 6: Final answer
    x = 66,801.72

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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.