Home / 60,942.15-84,123.23-54,557.19

Finding the Fourth Proportional to 60,942.15, 84,123.23 and 54,557.19

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Solution

The fourth proportional to 60,942.15, 84,123.23 and 54,557.19 is: 75,309.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,942.15 : 84,123.23 = 54,557.19 : x
  2. Step 2: Convert to fraction form
    60,942.15/84,123.23 = 54,557.19/x
  3. Step 3: Cross multiply
    60,942.15x = 84,123.23 × 54,557.19
  4. Step 4: Simplify right side
    60,942.15x = 4,589,526,769.74
  5. Step 5: Solve for x
    x = 4,589,526,769.74/60,942.15
  6. Step 6: Final answer
    x = 75,309.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.