Home / 70,262.12-96,958.32-40,048.76

Finding the Fourth Proportional to 70,262.12, 96,958.32 and 40,048.76

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Solution

The fourth proportional to 70,262.12, 96,958.32 and 40,048.76 is: 55,265.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,262.12 : 96,958.32 = 40,048.76 : x
  2. Step 2: Convert to fraction form
    70,262.12/96,958.32 = 40,048.76/x
  3. Step 3: Cross multiply
    70,262.12x = 96,958.32 × 40,048.76
  4. Step 4: Simplify right side
    70,262.12x = 3,883,060,487.68
  5. Step 5: Solve for x
    x = 3,883,060,487.68/70,262.12
  6. Step 6: Final answer
    x = 55,265.35

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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.