Home / 124,372.20-186,558.30-30,877.95

Finding the Fourth Proportional to 124,372.20, 186,558.30 and 30,877.95

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Solution

The fourth proportional to 124,372.20, 186,558.30 and 30,877.95 is: 46,316.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,372.20 : 186,558.30 = 30,877.95 : x
  2. Step 2: Convert to fraction form
    124,372.20/186,558.30 = 30,877.95/x
  3. Step 3: Cross multiply
    124,372.20x = 186,558.30 × 30,877.95
  4. Step 4: Simplify right side
    124,372.20x = 5,760,537,859.49
  5. Step 5: Solve for x
    x = 5,760,537,859.49/124,372.20
  6. Step 6: Final answer
    x = 46,316.93

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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.