Home / 83,281.06-124,903.49-26,359.39

Finding the Fourth Proportional to 83,281.06, 124,903.49 and 26,359.39

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Solution

The fourth proportional to 83,281.06, 124,903.49 and 26,359.39 is: 39,533.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,281.06 : 124,903.49 = 26,359.39 : x
  2. Step 2: Convert to fraction form
    83,281.06/124,903.49 = 26,359.39/x
  3. Step 3: Cross multiply
    83,281.06x = 124,903.49 × 26,359.39
  4. Step 4: Simplify right side
    83,281.06x = 3,292,379,180.75
  5. Step 5: Solve for x
    x = 3,292,379,180.75/83,281.06
  6. Step 6: Final answer
    x = 39,533.35

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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.