Home / 84,689.08-127,033.62-22,360.12

Finding the Fourth Proportional to 84,689.08, 127,033.62 and 22,360.12

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Solution

The fourth proportional to 84,689.08, 127,033.62 and 22,360.12 is: 33,540.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,689.08 : 127,033.62 = 22,360.12 : x
  2. Step 2: Convert to fraction form
    84,689.08/127,033.62 = 22,360.12/x
  3. Step 3: Cross multiply
    84,689.08x = 127,033.62 × 22,360.12
  4. Step 4: Simplify right side
    84,689.08x = 2,840,486,987.23
  5. Step 5: Solve for x
    x = 2,840,486,987.23/84,689.08
  6. Step 6: Final answer
    x = 33,540.18

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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.