Home / 42,254.91-63,363.20-15,940.98

Finding the Fourth Proportional to 42,254.91, 63,363.20 and 15,940.98

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Solution

The fourth proportional to 42,254.91, 63,363.20 and 15,940.98 is: 23,904.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,254.91 : 63,363.20 = 15,940.98 : x
  2. Step 2: Convert to fraction form
    42,254.91/63,363.20 = 15,940.98/x
  3. Step 3: Cross multiply
    42,254.91x = 63,363.20 × 15,940.98
  4. Step 4: Simplify right side
    42,254.91x = 1,010,071,424.23
  5. Step 5: Solve for x
    x = 1,010,071,424.23/42,254.91
  6. Step 6: Final answer
    x = 23,904.24

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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.