Home / 54,399.96-81,894.24-38,925.72

Finding the Fourth Proportional to 54,399.96, 81,894.24 and 38,925.72

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Solution

The fourth proportional to 54,399.96, 81,894.24 and 38,925.72 is: 58,599.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,399.96 : 81,894.24 = 38,925.72 : x
  2. Step 2: Convert to fraction form
    54,399.96/81,894.24 = 38,925.72/x
  3. Step 3: Cross multiply
    54,399.96x = 81,894.24 × 38,925.72
  4. Step 4: Simplify right side
    54,399.96x = 3,187,792,255.85
  5. Step 5: Solve for x
    x = 3,187,792,255.85/54,399.96
  6. Step 6: Final answer
    x = 58,599.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.