Home / 70,161.75-96,825.35-38,332.71

Finding the Fourth Proportional to 70,161.75, 96,825.35 and 38,332.71

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Solution

The fourth proportional to 70,161.75, 96,825.35 and 38,332.71 is: 52,900.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,161.75 : 96,825.35 = 38,332.71 : x
  2. Step 2: Convert to fraction form
    70,161.75/96,825.35 = 38,332.71/x
  3. Step 3: Cross multiply
    70,161.75x = 96,825.35 × 38,332.71
  4. Step 4: Simplify right side
    70,161.75x = 3,711,578,158.03
  5. Step 5: Solve for x
    x = 3,711,578,158.03/70,161.75
  6. Step 6: Final answer
    x = 52,900.31

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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.