Home / 70,163.42-96,825.58-38,332.85

Finding the Fourth Proportional to 70,163.42, 96,825.58 and 38,332.85

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Solution

The fourth proportional to 70,163.42, 96,825.58 and 38,332.85 is: 52,899.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,163.42 : 96,825.58 = 38,332.85 : x
  2. Step 2: Convert to fraction form
    70,163.42/96,825.58 = 38,332.85/x
  3. Step 3: Cross multiply
    70,163.42x = 96,825.58 × 38,332.85
  4. Step 4: Simplify right side
    70,163.42x = 3,711,599,854.34
  5. Step 5: Solve for x
    x = 3,711,599,854.34/70,163.42
  6. Step 6: Final answer
    x = 52,899.36

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Half scale
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Double scale
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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.