Home / 52,611.18-72,602.23-28,737.96

Finding the Fourth Proportional to 52,611.18, 72,602.23 and 28,737.96

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Solution

The fourth proportional to 52,611.18, 72,602.23 and 28,737.96 is: 39,657.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,611.18 : 72,602.23 = 28,737.96 : x
  2. Step 2: Convert to fraction form
    52,611.18/72,602.23 = 28,737.96/x
  3. Step 3: Cross multiply
    52,611.18x = 72,602.23 × 28,737.96
  4. Step 4: Simplify right side
    52,611.18x = 2,086,439,981.65
  5. Step 5: Solve for x
    x = 2,086,439,981.65/52,611.18
  6. Step 6: Final answer
    x = 39,657.73

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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.