Home / 55,681.91-83,483.18-26,083.60

Finding the Fourth Proportional to 55,681.91, 83,483.18 and 26,083.60

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Solution

The fourth proportional to 55,681.91, 83,483.18 and 26,083.60 is: 39,106.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,681.91 : 83,483.18 = 26,083.60 : x
  2. Step 2: Convert to fraction form
    55,681.91/83,483.18 = 26,083.60/x
  3. Step 3: Cross multiply
    55,681.91x = 83,483.18 × 26,083.60
  4. Step 4: Simplify right side
    55,681.91x = 2,177,541,456.43
  5. Step 5: Solve for x
    x = 2,177,541,456.43/55,681.91
  6. Step 6: Final answer
    x = 39,106.81

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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.