Home / 86,895.25-119,887.56-48,649.16

Finding the Fourth Proportional to 86,895.25, 119,887.56 and 48,649.16

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Solution

The fourth proportional to 86,895.25, 119,887.56 and 48,649.16 is: 67,120.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,895.25 : 119,887.56 = 48,649.16 : x
  2. Step 2: Convert to fraction form
    86,895.25/119,887.56 = 48,649.16/x
  3. Step 3: Cross multiply
    86,895.25x = 119,887.56 × 48,649.16
  4. Step 4: Simplify right side
    86,895.25x = 5,832,429,388.17
  5. Step 5: Solve for x
    x = 5,832,429,388.17/86,895.25
  6. Step 6: Final answer
    x = 67,120.23

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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.