Home / 70,538.72-97,343.38-40,324.71

Finding the Fourth Proportional to 70,538.72, 97,343.38 and 40,324.71

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Solution

The fourth proportional to 70,538.72, 97,343.38 and 40,324.71 is: 55,648.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,538.72 : 97,343.38 = 40,324.71 : x
  2. Step 2: Convert to fraction form
    70,538.72/97,343.38 = 40,324.71/x
  3. Step 3: Cross multiply
    70,538.72x = 97,343.38 × 40,324.71
  4. Step 4: Simplify right side
    70,538.72x = 3,925,343,568.92
  5. Step 5: Solve for x
    x = 3,925,343,568.92/70,538.72
  6. Step 6: Final answer
    x = 55,648.07

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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.