Home / 56,864.13-78,447.13-32,976.96

Finding the Fourth Proportional to 56,864.13, 78,447.13 and 32,976.96

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Solution

The fourth proportional to 56,864.13, 78,447.13 and 32,976.96 is: 45,493.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,864.13 : 78,447.13 = 32,976.96 : x
  2. Step 2: Convert to fraction form
    56,864.13/78,447.13 = 32,976.96/x
  3. Step 3: Cross multiply
    56,864.13x = 78,447.13 × 32,976.96
  4. Step 4: Simplify right side
    56,864.13x = 2,586,947,868.12
  5. Step 5: Solve for x
    x = 2,586,947,868.12/56,864.13
  6. Step 6: Final answer
    x = 45,493.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.