Home / 40,787.95-61,204.22-15,828.98

Finding the Fourth Proportional to 40,787.95, 61,204.22 and 15,828.98

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Solution

The fourth proportional to 40,787.95, 61,204.22 and 15,828.98 is: 23,752.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,787.95 : 61,204.22 = 15,828.98 : x
  2. Step 2: Convert to fraction form
    40,787.95/61,204.22 = 15,828.98/x
  3. Step 3: Cross multiply
    40,787.95x = 61,204.22 × 15,828.98
  4. Step 4: Simplify right side
    40,787.95x = 968,800,374.30
  5. Step 5: Solve for x
    x = 968,800,374.30/40,787.95
  6. Step 6: Final answer
    x = 23,752.12

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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.