Home / 86,563.18-119,456.69-48,320.52

Finding the Fourth Proportional to 86,563.18, 119,456.69 and 48,320.52

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Solution

The fourth proportional to 86,563.18, 119,456.69 and 48,320.52 is: 66,682.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,563.18 : 119,456.69 = 48,320.52 : x
  2. Step 2: Convert to fraction form
    86,563.18/119,456.69 = 48,320.52/x
  3. Step 3: Cross multiply
    86,563.18x = 119,456.69 × 48,320.52
  4. Step 4: Simplify right side
    86,563.18x = 5,772,208,781.00
  5. Step 5: Solve for x
    x = 5,772,208,781.00/86,563.18
  6. Step 6: Final answer
    x = 66,682.03

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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.