Home / 42,287.24-63,430.06-16,992.53

Finding the Fourth Proportional to 42,287.24, 63,430.06 and 16,992.53

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Solution

The fourth proportional to 42,287.24, 63,430.06 and 16,992.53 is: 25,488.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,287.24 : 63,430.06 = 16,992.53 : x
  2. Step 2: Convert to fraction form
    42,287.24/63,430.06 = 16,992.53/x
  3. Step 3: Cross multiply
    42,287.24x = 63,430.06 × 16,992.53
  4. Step 4: Simplify right side
    42,287.24x = 1,077,837,512.13
  5. Step 5: Solve for x
    x = 1,077,837,512.13/42,287.24
  6. Step 6: Final answer
    x = 25,488.48

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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.