Home / 42,268.56-63,389.97-14,182.47

Finding the Fourth Proportional to 42,268.56, 63,389.97 and 14,182.47

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Solution

The fourth proportional to 42,268.56, 63,389.97 and 14,182.47 is: 21,269.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,268.56 : 63,389.97 = 14,182.47 : x
  2. Step 2: Convert to fraction form
    42,268.56/63,389.97 = 14,182.47/x
  3. Step 3: Cross multiply
    42,268.56x = 63,389.97 × 14,182.47
  4. Step 4: Simplify right side
    42,268.56x = 899,026,129.65
  5. Step 5: Solve for x
    x = 899,026,129.65/42,268.56
  6. Step 6: Final answer
    x = 21,269.38

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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.