Home / 86,480.16-119,343.96-48,238.62

Finding the Fourth Proportional to 86,480.16, 119,343.96 and 48,238.62

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Solution

The fourth proportional to 86,480.16, 119,343.96 and 48,238.62 is: 66,570.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,480.16 : 119,343.96 = 48,238.62 : x
  2. Step 2: Convert to fraction form
    86,480.16/119,343.96 = 48,238.62/x
  3. Step 3: Cross multiply
    86,480.16x = 119,343.96 × 48,238.62
  4. Step 4: Simplify right side
    86,480.16x = 5,756,987,935.74
  5. Step 5: Solve for x
    x = 5,756,987,935.74/86,480.16
  6. Step 6: Final answer
    x = 66,570.04

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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.