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Finding the Fourth Proportional to 86,737.32, 130,106.01 and 24,407.82

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Solution

The fourth proportional to 86,737.32, 130,106.01 and 24,407.82 is: 36,611.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,737.32 : 130,106.01 = 24,407.82 : x
  2. Step 2: Convert to fraction form
    86,737.32/130,106.01 = 24,407.82/x
  3. Step 3: Cross multiply
    86,737.32x = 130,106.01 × 24,407.82
  4. Step 4: Simplify right side
    86,737.32x = 3,175,604,073.00
  5. Step 5: Solve for x
    x = 3,175,604,073.00/86,737.32
  6. Step 6: Final answer
    x = 36,611.74

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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.