Home / 68,726.08-103,557.34-56,519.56

Finding the Fourth Proportional to 68,726.08, 103,557.34 and 56,519.56

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Solution

The fourth proportional to 68,726.08, 103,557.34 and 56,519.56 is: 85,164.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,726.08 : 103,557.34 = 56,519.56 : x
  2. Step 2: Convert to fraction form
    68,726.08/103,557.34 = 56,519.56/x
  3. Step 3: Cross multiply
    68,726.08x = 103,557.34 × 56,519.56
  4. Step 4: Simplify right side
    68,726.08x = 5,853,015,291.57
  5. Step 5: Solve for x
    x = 5,853,015,291.57/68,726.08
  6. Step 6: Final answer
    x = 85,164.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.