Home / 54,783.29-75,604.50-30,901.25

Finding the Fourth Proportional to 54,783.29, 75,604.50 and 30,901.25

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Solution

The fourth proportional to 54,783.29, 75,604.50 and 30,901.25 is: 42,645.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,783.29 : 75,604.50 = 30,901.25 : x
  2. Step 2: Convert to fraction form
    54,783.29/75,604.50 = 30,901.25/x
  3. Step 3: Cross multiply
    54,783.29x = 75,604.50 × 30,901.25
  4. Step 4: Simplify right side
    54,783.29x = 2,336,273,555.63
  5. Step 5: Solve for x
    x = 2,336,273,555.63/54,783.29
  6. Step 6: Final answer
    x = 42,645.73

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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.