Home / 42,042.24-63,055.44-15,741.36

Finding the Fourth Proportional to 42,042.24, 63,055.44 and 15,741.36

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Solution

The fourth proportional to 42,042.24, 63,055.44 and 15,741.36 is: 23,609.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,042.24 : 63,055.44 = 15,741.36 : x
  2. Step 2: Convert to fraction form
    42,042.24/63,055.44 = 15,741.36/x
  3. Step 3: Cross multiply
    42,042.24x = 63,055.44 × 15,741.36
  4. Step 4: Simplify right side
    42,042.24x = 992,578,381.00
  5. Step 5: Solve for x
    x = 992,578,381.00/42,042.24
  6. Step 6: Final answer
    x = 23,609.07

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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.