Home / 116,142.40-160,238.76-67,733.44

Finding the Fourth Proportional to 116,142.40, 160,238.76 and 67,733.44

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Solution

The fourth proportional to 116,142.40, 160,238.76 and 67,733.44 is: 93,450.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,142.40 : 160,238.76 = 67,733.44 : x
  2. Step 2: Convert to fraction form
    116,142.40/160,238.76 = 67,733.44/x
  3. Step 3: Cross multiply
    116,142.40x = 160,238.76 × 67,733.44
  4. Step 4: Simplify right side
    116,142.40x = 10,853,522,436.13
  5. Step 5: Solve for x
    x = 10,853,522,436.13/116,142.40
  6. Step 6: Final answer
    x = 93,450.13

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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.