Home / 42,407.76-63,604.44-11,246.16

Finding the Fourth Proportional to 42,407.76, 63,604.44 and 11,246.16

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Solution

The fourth proportional to 42,407.76, 63,604.44 and 11,246.16 is: 16,867.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,407.76 : 63,604.44 = 11,246.16 : x
  2. Step 2: Convert to fraction form
    42,407.76/63,604.44 = 11,246.16/x
  3. Step 3: Cross multiply
    42,407.76x = 63,604.44 × 11,246.16
  4. Step 4: Simplify right side
    42,407.76x = 715,305,708.95
  5. Step 5: Solve for x
    x = 715,305,708.95/42,407.76
  6. Step 6: Final answer
    x = 16,867.33

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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.