Home / 40,850.18-61,280.49-14,557.58

Finding the Fourth Proportional to 40,850.18, 61,280.49 and 14,557.58

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Solution

The fourth proportional to 40,850.18, 61,280.49 and 14,557.58 is: 21,838.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,850.18 : 61,280.49 = 14,557.58 : x
  2. Step 2: Convert to fraction form
    40,850.18/61,280.49 = 14,557.58/x
  3. Step 3: Cross multiply
    40,850.18x = 61,280.49 × 14,557.58
  4. Step 4: Simplify right side
    40,850.18x = 892,095,635.61
  5. Step 5: Solve for x
    x = 892,095,635.61/40,850.18
  6. Step 6: Final answer
    x = 21,838.23

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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.