Home / 123,916.95-185,770.94-53,743.41

Finding the Fourth Proportional to 123,916.95, 185,770.94 and 53,743.41

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Solution

The fourth proportional to 123,916.95, 185,770.94 and 53,743.41 is: 80,569.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,916.95 : 185,770.94 = 53,743.41 : x
  2. Step 2: Convert to fraction form
    123,916.95/185,770.94 = 53,743.41/x
  3. Step 3: Cross multiply
    123,916.95x = 185,770.94 × 53,743.41
  4. Step 4: Simplify right side
    123,916.95x = 9,983,963,525.79
  5. Step 5: Solve for x
    x = 9,983,963,525.79/123,916.95
  6. Step 6: Final answer
    x = 80,569.80

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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.