Home / 39,781.95-59,663.66-17,583.23

Finding the Fourth Proportional to 39,781.95, 59,663.66 and 17,583.23

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Solution

The fourth proportional to 39,781.95, 59,663.66 and 17,583.23 is: 26,370.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,781.95 : 59,663.66 = 17,583.23 : x
  2. Step 2: Convert to fraction form
    39,781.95/59,663.66 = 17,583.23/x
  3. Step 3: Cross multiply
    39,781.95x = 59,663.66 × 17,583.23
  4. Step 4: Simplify right side
    39,781.95x = 1,049,079,470.19
  5. Step 5: Solve for x
    x = 1,049,079,470.19/39,781.95
  6. Step 6: Final answer
    x = 26,370.74

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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.