Home / 85,934.19-118,589.99-48,209.25

Finding the Fourth Proportional to 85,934.19, 118,589.99 and 48,209.25

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Solution

The fourth proportional to 85,934.19, 118,589.99 and 48,209.25 is: 66,529.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,934.19 : 118,589.99 = 48,209.25 : x
  2. Step 2: Convert to fraction form
    85,934.19/118,589.99 = 48,209.25/x
  3. Step 3: Cross multiply
    85,934.19x = 118,589.99 × 48,209.25
  4. Step 4: Simplify right side
    85,934.19x = 5,717,134,475.41
  5. Step 5: Solve for x
    x = 5,717,134,475.41/85,934.19
  6. Step 6: Final answer
    x = 66,529.22

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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.