Home / 86,266.76-119,049.36-48,027.98

Finding the Fourth Proportional to 86,266.76, 119,049.36 and 48,027.98

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Solution

The fourth proportional to 86,266.76, 119,049.36 and 48,027.98 is: 66,279.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,266.76 : 119,049.36 = 48,027.98 : x
  2. Step 2: Convert to fraction form
    86,266.76/119,049.36 = 48,027.98/x
  3. Step 3: Cross multiply
    86,266.76x = 119,049.36 × 48,027.98
  4. Step 4: Simplify right side
    86,266.76x = 5,717,700,281.09
  5. Step 5: Solve for x
    x = 5,717,700,281.09/86,266.76
  6. Step 6: Final answer
    x = 66,279.30

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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.