Home / 86,956.20-130,337.10-37,027.80

Finding the Fourth Proportional to 86,956.20, 130,337.10 and 37,027.80

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Solution

The fourth proportional to 86,956.20, 130,337.10 and 37,027.80 is: 55,500.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,956.20 : 130,337.10 = 37,027.80 : x
  2. Step 2: Convert to fraction form
    86,956.20/130,337.10 = 37,027.80/x
  3. Step 3: Cross multiply
    86,956.20x = 130,337.10 × 37,027.80
  4. Step 4: Simplify right side
    86,956.20x = 4,826,096,071.38
  5. Step 5: Solve for x
    x = 4,826,096,071.38/86,956.20
  6. Step 6: Final answer
    x = 55,500.31

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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.