Home / 70,949.11-97,905.49-40,727.83

Finding the Fourth Proportional to 70,949.11, 97,905.49 and 40,727.83

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Solution

The fourth proportional to 70,949.11, 97,905.49 and 40,727.83 is: 56,201.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,949.11 : 97,905.49 = 40,727.83 : x
  2. Step 2: Convert to fraction form
    70,949.11/97,905.49 = 40,727.83/x
  3. Step 3: Cross multiply
    70,949.11x = 97,905.49 × 40,727.83
  4. Step 4: Simplify right side
    70,949.11x = 3,987,478,152.79
  5. Step 5: Solve for x
    x = 3,987,478,152.79/70,949.11
  6. Step 6: Final answer
    x = 56,201.95

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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.