Home / 63,888.08-95,819.16-17,130

Finding the Fourth Proportional to 63,888.08, 95,819.16 and 17,130

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Solution

The fourth proportional to 63,888.08, 95,819.16 and 17,130 is: 25,691.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,888.08 : 95,819.16 = 17,130 : x
  2. Step 2: Convert to fraction form
    63,888.08/95,819.16 = 17,130/x
  3. Step 3: Cross multiply
    63,888.08x = 95,819.16 × 17,130
  4. Step 4: Simplify right side
    63,888.08x = 1,641,382,210.80
  5. Step 5: Solve for x
    x = 1,641,382,210.80/63,888.08
  6. Step 6: Final answer
    x = 25,691.53

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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.