Home / 70,229.18-96,892.52-39,993.07

Finding the Fourth Proportional to 70,229.18, 96,892.52 and 39,993.07

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Solution

The fourth proportional to 70,229.18, 96,892.52 and 39,993.07 is: 55,176.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,229.18 : 96,892.52 = 39,993.07 : x
  2. Step 2: Convert to fraction form
    70,229.18/96,892.52 = 39,993.07/x
  3. Step 3: Cross multiply
    70,229.18x = 96,892.52 × 39,993.07
  4. Step 4: Simplify right side
    70,229.18x = 3,875,029,334.84
  5. Step 5: Solve for x
    x = 3,875,029,334.84/70,229.18
  6. Step 6: Final answer
    x = 55,176.91

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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.