Home / 108,521.26-162,828.35-55,967.65

Finding the Fourth Proportional to 108,521.26, 162,828.35 and 55,967.65

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Solution

The fourth proportional to 108,521.26, 162,828.35 and 55,967.65 is: 83,975.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,521.26 : 162,828.35 = 55,967.65 : x
  2. Step 2: Convert to fraction form
    108,521.26/162,828.35 = 55,967.65/x
  3. Step 3: Cross multiply
    108,521.26x = 162,828.35 × 55,967.65
  4. Step 4: Simplify right side
    108,521.26x = 9,113,120,102.88
  5. Step 5: Solve for x
    x = 9,113,120,102.88/108,521.26
  6. Step 6: Final answer
    x = 83,975.44

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1.5x scale

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.