Home / 56,712.41-78,245.51-32,179.19

Finding the Fourth Proportional to 56,712.41, 78,245.51 and 32,179.19

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Solution

The fourth proportional to 56,712.41, 78,245.51 and 32,179.19 is: 44,397.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,712.41 : 78,245.51 = 32,179.19 : x
  2. Step 2: Convert to fraction form
    56,712.41/78,245.51 = 32,179.19/x
  3. Step 3: Cross multiply
    56,712.41x = 78,245.51 × 32,179.19
  4. Step 4: Simplify right side
    56,712.41x = 2,517,876,580.81
  5. Step 5: Solve for x
    x = 2,517,876,580.81/56,712.41
  6. Step 6: Final answer
    x = 44,397.28

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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.