Home / 106,949.10-160,423.65-97,617.90

Finding the Fourth Proportional to 106,949.10, 160,423.65 and 97,617.90

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Solution

The fourth proportional to 106,949.10, 160,423.65 and 97,617.90 is: 146,426.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,949.10 : 160,423.65 = 97,617.90 : x
  2. Step 2: Convert to fraction form
    106,949.10/160,423.65 = 97,617.90/x
  3. Step 3: Cross multiply
    106,949.10x = 160,423.65 × 97,617.90
  4. Step 4: Simplify right side
    106,949.10x = 15,660,219,823.34
  5. Step 5: Solve for x
    x = 15,660,219,823.34/106,949.10
  6. Step 6: Final answer
    x = 146,426.85

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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.