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Finding the Fourth Proportional to 52,611.04, 72,602.96 and 28,737.44

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Solution

The fourth proportional to 52,611.04, 72,602.96 and 28,737.44 is: 39,657.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,611.04 : 72,602.96 = 28,737.44 : x
  2. Step 2: Convert to fraction form
    52,611.04/72,602.96 = 28,737.44/x
  3. Step 3: Cross multiply
    52,611.04x = 72,602.96 × 28,737.44
  4. Step 4: Simplify right side
    52,611.04x = 2,086,423,206.82
  5. Step 5: Solve for x
    x = 2,086,423,206.82/52,611.04
  6. Step 6: Final answer
    x = 39,657.52

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Similar ratio
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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.