Home / 81,693.23-122,545.95-22,528.33

Finding the Fourth Proportional to 81,693.23, 122,545.95 and 22,528.33

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Solution

The fourth proportional to 81,693.23, 122,545.95 and 22,528.33 is: 33,794.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,693.23 : 122,545.95 = 22,528.33 : x
  2. Step 2: Convert to fraction form
    81,693.23/122,545.95 = 22,528.33/x
  3. Step 3: Cross multiply
    81,693.23x = 122,545.95 × 22,528.33
  4. Step 4: Simplify right side
    81,693.23x = 2,760,755,210.92
  5. Step 5: Solve for x
    x = 2,760,755,210.92/81,693.23
  6. Step 6: Final answer
    x = 33,794.18

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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.