Home / 114,857.76-158,517.90-69,537.45

Finding the Fourth Proportional to 114,857.76, 158,517.90 and 69,537.45

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Solution

The fourth proportional to 114,857.76, 158,517.90 and 69,537.45 is: 95,970.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,857.76 : 158,517.90 = 69,537.45 : x
  2. Step 2: Convert to fraction form
    114,857.76/158,517.90 = 69,537.45/x
  3. Step 3: Cross multiply
    114,857.76x = 158,517.90 × 69,537.45
  4. Step 4: Simplify right side
    114,857.76x = 11,022,930,545.36
  5. Step 5: Solve for x
    x = 11,022,930,545.36/114,857.76
  6. Step 6: Final answer
    x = 95,970.27

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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.