Home / 70,790.46-97,689.04-38,523.70

Finding the Fourth Proportional to 70,790.46, 97,689.04 and 38,523.70

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Solution

The fourth proportional to 70,790.46, 97,689.04 and 38,523.70 is: 53,161.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,790.46 : 97,689.04 = 38,523.70 : x
  2. Step 2: Convert to fraction form
    70,790.46/97,689.04 = 38,523.70/x
  3. Step 3: Cross multiply
    70,790.46x = 97,689.04 × 38,523.70
  4. Step 4: Simplify right side
    70,790.46x = 3,763,343,296.05
  5. Step 5: Solve for x
    x = 3,763,343,296.05/70,790.46
  6. Step 6: Final answer
    x = 53,161.73

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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.