Home / 70,535.75-97,339.19-38,704.86

Finding the Fourth Proportional to 70,535.75, 97,339.19 and 38,704.86

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Solution

The fourth proportional to 70,535.75, 97,339.19 and 38,704.86 is: 53,412.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,535.75 : 97,339.19 = 38,704.86 : x
  2. Step 2: Convert to fraction form
    70,535.75/97,339.19 = 38,704.86/x
  3. Step 3: Cross multiply
    70,535.75x = 97,339.19 × 38,704.86
  4. Step 4: Simplify right side
    70,535.75x = 3,767,499,527.94
  5. Step 5: Solve for x
    x = 3,767,499,527.94/70,535.75
  6. Step 6: Final answer
    x = 53,412.63

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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.