Home / 99,586.54-137,436.22-60,840.94

Finding the Fourth Proportional to 99,586.54, 137,436.22 and 60,840.94

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Solution

The fourth proportional to 99,586.54, 137,436.22 and 60,840.94 is: 83,964.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,586.54 : 137,436.22 = 60,840.94 : x
  2. Step 2: Convert to fraction form
    99,586.54/137,436.22 = 60,840.94/x
  3. Step 3: Cross multiply
    99,586.54x = 137,436.22 × 60,840.94
  4. Step 4: Simplify right side
    99,586.54x = 8,361,748,814.85
  5. Step 5: Solve for x
    x = 8,361,748,814.85/99,586.54
  6. Step 6: Final answer
    x = 83,964.65

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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.