Home / 106,317.80-159,279.90-61,965.80

Finding the Fourth Proportional to 106,317.80, 159,279.90 and 61,965.80

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Solution

The fourth proportional to 106,317.80, 159,279.90 and 61,965.80 is: 92,834.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,317.80 : 159,279.90 = 61,965.80 : x
  2. Step 2: Convert to fraction form
    106,317.80/159,279.90 = 61,965.80/x
  3. Step 3: Cross multiply
    106,317.80x = 159,279.90 × 61,965.80
  4. Step 4: Simplify right side
    106,317.80x = 9,869,906,427.42
  5. Step 5: Solve for x
    x = 9,869,906,427.42/106,317.80
  6. Step 6: Final answer
    x = 92,834.00

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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.