Home / 70,154.24-96,687.66-53,117.68

Finding the Fourth Proportional to 70,154.24, 96,687.66 and 53,117.68

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Solution

The fourth proportional to 70,154.24, 96,687.66 and 53,117.68 is: 73,207.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,154.24 : 96,687.66 = 53,117.68 : x
  2. Step 2: Convert to fraction form
    70,154.24/96,687.66 = 53,117.68/x
  3. Step 3: Cross multiply
    70,154.24x = 96,687.66 × 53,117.68
  4. Step 4: Simplify right side
    70,154.24x = 5,135,824,183.83
  5. Step 5: Solve for x
    x = 5,135,824,183.83/70,154.24
  6. Step 6: Final answer
    x = 73,207.61

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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.