Home / 42,118.97-63,174.13-14,036.00

Finding the Fourth Proportional to 42,118.97, 63,174.13 and 14,036.00

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Solution

The fourth proportional to 42,118.97, 63,174.13 and 14,036.00 is: 21,052.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,118.97 : 63,174.13 = 14,036.00 : x
  2. Step 2: Convert to fraction form
    42,118.97/63,174.13 = 14,036.00/x
  3. Step 3: Cross multiply
    42,118.97x = 63,174.13 × 14,036.00
  4. Step 4: Simplify right side
    42,118.97x = 886,712,093.07
  5. Step 5: Solve for x
    x = 886,712,093.07/42,118.97
  6. Step 6: Final answer
    x = 21,052.56

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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.