Home / 57,013.42-78,659.32-36,895.74

Finding the Fourth Proportional to 57,013.42, 78,659.32 and 36,895.74

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Solution

The fourth proportional to 57,013.42, 78,659.32 and 36,895.74 is: 50,903.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,013.42 : 78,659.32 = 36,895.74 : x
  2. Step 2: Convert to fraction form
    57,013.42/78,659.32 = 36,895.74/x
  3. Step 3: Cross multiply
    57,013.42x = 78,659.32 × 36,895.74
  4. Step 4: Simplify right side
    57,013.42x = 2,902,193,819.30
  5. Step 5: Solve for x
    x = 2,902,193,819.30/57,013.42
  6. Step 6: Final answer
    x = 50,903.70

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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.