Home / 56,734.10-85,101.15-51,290.90

Finding the Fourth Proportional to 56,734.10, 85,101.15 and 51,290.90

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Solution

The fourth proportional to 56,734.10, 85,101.15 and 51,290.90 is: 76,936.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,734.10 : 85,101.15 = 51,290.90 : x
  2. Step 2: Convert to fraction form
    56,734.10/85,101.15 = 51,290.90/x
  3. Step 3: Cross multiply
    56,734.10x = 85,101.15 × 51,290.90
  4. Step 4: Simplify right side
    56,734.10x = 4,364,914,574.54
  5. Step 5: Solve for x
    x = 4,364,914,574.54/56,734.10
  6. Step 6: Final answer
    x = 76,936.35

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Similar ratio
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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.