Home / 86,317.62-119,116.47-48,077.04

Finding the Fourth Proportional to 86,317.62, 119,116.47 and 48,077.04

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Solution

The fourth proportional to 86,317.62, 119,116.47 and 48,077.04 is: 66,345.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,317.62 : 119,116.47 = 48,077.04 : x
  2. Step 2: Convert to fraction form
    86,317.62/119,116.47 = 48,077.04/x
  3. Step 3: Cross multiply
    86,317.62x = 119,116.47 × 48,077.04
  4. Step 4: Simplify right side
    86,317.62x = 5,726,767,919.82
  5. Step 5: Solve for x
    x = 5,726,767,919.82/86,317.62
  6. Step 6: Final answer
    x = 66,345.30

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1.5x scale

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.