Home / 86,459.04-119,309.76-48,732.48

Finding the Fourth Proportional to 86,459.04, 119,309.76 and 48,732.48

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Solution

The fourth proportional to 86,459.04, 119,309.76 and 48,732.48 is: 67,248.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,459.04 : 119,309.76 = 48,732.48 : x
  2. Step 2: Convert to fraction form
    86,459.04/119,309.76 = 48,732.48/x
  3. Step 3: Cross multiply
    86,459.04x = 119,309.76 × 48,732.48
  4. Step 4: Simplify right side
    86,459.04x = 5,814,260,493.00
  5. Step 5: Solve for x
    x = 5,814,260,493.00/86,459.04
  6. Step 6: Final answer
    x = 67,248.73

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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.