Home / 70,195.24-96,860.10-45,078.76

Finding the Fourth Proportional to 70,195.24, 96,860.10 and 45,078.76

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Solution

The fourth proportional to 70,195.24, 96,860.10 and 45,078.76 is: 62,202.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,195.24 : 96,860.10 = 45,078.76 : x
  2. Step 2: Convert to fraction form
    70,195.24/96,860.10 = 45,078.76/x
  3. Step 3: Cross multiply
    70,195.24x = 96,860.10 × 45,078.76
  4. Step 4: Simplify right side
    70,195.24x = 4,366,333,201.48
  5. Step 5: Solve for x
    x = 4,366,333,201.48/70,195.24
  6. Step 6: Final answer
    x = 62,202.70

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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.