Home / 106,697.36-160,001.76-40,103.12

Finding the Fourth Proportional to 106,697.36, 160,001.76 and 40,103.12

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Solution

The fourth proportional to 106,697.36, 160,001.76 and 40,103.12 is: 60,138.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,697.36 : 160,001.76 = 40,103.12 : x
  2. Step 2: Convert to fraction form
    106,697.36/160,001.76 = 40,103.12/x
  3. Step 3: Cross multiply
    106,697.36x = 160,001.76 × 40,103.12
  4. Step 4: Simplify right side
    106,697.36x = 6,416,569,781.49
  5. Step 5: Solve for x
    x = 6,416,569,781.49/106,697.36
  6. Step 6: Final answer
    x = 60,138.04

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1.5x scale

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.