Home / 106,436.40-159,654.60-97,834.80

Finding the Fourth Proportional to 106,436.40, 159,654.60 and 97,834.80

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Solution

The fourth proportional to 106,436.40, 159,654.60 and 97,834.80 is: 146,752.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,436.40 : 159,654.60 = 97,834.80 : x
  2. Step 2: Convert to fraction form
    106,436.40/159,654.60 = 97,834.80/x
  3. Step 3: Cross multiply
    106,436.40x = 159,654.60 × 97,834.80
  4. Step 4: Simplify right side
    106,436.40x = 15,619,775,860.08
  5. Step 5: Solve for x
    x = 15,619,775,860.08/106,436.40
  6. Step 6: Final answer
    x = 146,752.20

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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.