Home / 112,532.27-168,610.98-79,182.26

Finding the Fourth Proportional to 112,532.27, 168,610.98 and 79,182.26

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Solution

The fourth proportional to 112,532.27, 168,610.98 and 79,182.26 is: 118,641.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,532.27 : 168,610.98 = 79,182.26 : x
  2. Step 2: Convert to fraction form
    112,532.27/168,610.98 = 79,182.26/x
  3. Step 3: Cross multiply
    112,532.27x = 168,610.98 × 79,182.26
  4. Step 4: Simplify right side
    112,532.27x = 13,350,998,878.74
  5. Step 5: Solve for x
    x = 13,350,998,878.74/112,532.27
  6. Step 6: Final answer
    x = 118,641.52

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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.