Home / 42,584.24-63,876.60-10,992.14

Finding the Fourth Proportional to 42,584.24, 63,876.60 and 10,992.14

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Solution

The fourth proportional to 42,584.24, 63,876.60 and 10,992.14 is: 16,488.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,584.24 : 63,876.60 = 10,992.14 : x
  2. Step 2: Convert to fraction form
    42,584.24/63,876.60 = 10,992.14/x
  3. Step 3: Cross multiply
    42,584.24x = 63,876.60 × 10,992.14
  4. Step 4: Simplify right side
    42,584.24x = 702,140,809.38
  5. Step 5: Solve for x
    x = 702,140,809.38/42,584.24
  6. Step 6: Final answer
    x = 16,488.28

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1.5x scale

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.