Home / 57,114.77-78,854.16-36,705.11

Finding the Fourth Proportional to 57,114.77, 78,854.16 and 36,705.11

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Solution

The fourth proportional to 57,114.77, 78,854.16 and 36,705.11 is: 50,676.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,114.77 : 78,854.16 = 36,705.11 : x
  2. Step 2: Convert to fraction form
    57,114.77/78,854.16 = 36,705.11/x
  3. Step 3: Cross multiply
    57,114.77x = 78,854.16 × 36,705.11
  4. Step 4: Simplify right side
    57,114.77x = 2,894,350,616.76
  5. Step 5: Solve for x
    x = 2,894,350,616.76/57,114.77
  6. Step 6: Final answer
    x = 50,676.04

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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.