Home / 85,120.56-127,675.98-32,535.36

Finding the Fourth Proportional to 85,120.56, 127,675.98 and 32,535.36

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Solution

The fourth proportional to 85,120.56, 127,675.98 and 32,535.36 is: 48,801.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,120.56 : 127,675.98 = 32,535.36 : x
  2. Step 2: Convert to fraction form
    85,120.56/127,675.98 = 32,535.36/x
  3. Step 3: Cross multiply
    85,120.56x = 127,675.98 × 32,535.36
  4. Step 4: Simplify right side
    85,120.56x = 4,153,983,972.65
  5. Step 5: Solve for x
    x = 4,153,983,972.65/85,120.56
  6. Step 6: Final answer
    x = 48,801.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.