Home / 86,507.16-119,347.56-58,167.96

Finding the Fourth Proportional to 86,507.16, 119,347.56 and 58,167.96

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Solution

The fourth proportional to 86,507.16, 119,347.56 and 58,167.96 is: 80,250.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,507.16 : 119,347.56 = 58,167.96 : x
  2. Step 2: Convert to fraction form
    86,507.16/119,347.56 = 58,167.96/x
  3. Step 3: Cross multiply
    86,507.16x = 119,347.56 × 58,167.96
  4. Step 4: Simplify right side
    86,507.16x = 6,942,204,096.18
  5. Step 5: Solve for x
    x = 6,942,204,096.18/86,507.16
  6. Step 6: Final answer
    x = 80,250.05

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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.