Home / 86,462.48-119,311.08-48,746

Finding the Fourth Proportional to 86,462.48, 119,311.08 and 48,746

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Solution

The fourth proportional to 86,462.48, 119,311.08 and 48,746 is: 67,265.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,462.48 : 119,311.08 = 48,746 : x
  2. Step 2: Convert to fraction form
    86,462.48/119,311.08 = 48,746/x
  3. Step 3: Cross multiply
    86,462.48x = 119,311.08 × 48,746
  4. Step 4: Simplify right side
    86,462.48x = 5,815,937,905.68
  5. Step 5: Solve for x
    x = 5,815,937,905.68/86,462.48
  6. Step 6: Final answer
    x = 67,265.45

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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.