Home / 86,664.32-119,595.84-48,936.32

Finding the Fourth Proportional to 86,664.32, 119,595.84 and 48,936.32

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Solution

The fourth proportional to 86,664.32, 119,595.84 and 48,936.32 is: 67,531.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,664.32 : 119,595.84 = 48,936.32 : x
  2. Step 2: Convert to fraction form
    86,664.32/119,595.84 = 48,936.32/x
  3. Step 3: Cross multiply
    86,664.32x = 119,595.84 × 48,936.32
  4. Step 4: Simplify right side
    86,664.32x = 5,852,580,296.91
  5. Step 5: Solve for x
    x = 5,852,580,296.91/86,664.32
  6. Step 6: Final answer
    x = 67,531.60

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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.