Home / 54,673.71-75,445.20-30,806.25

Finding the Fourth Proportional to 54,673.71, 75,445.20 and 30,806.25

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Solution

The fourth proportional to 54,673.71, 75,445.20 and 30,806.25 is: 42,510.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,673.71 : 75,445.20 = 30,806.25 : x
  2. Step 2: Convert to fraction form
    54,673.71/75,445.20 = 30,806.25/x
  3. Step 3: Cross multiply
    54,673.71x = 75,445.20 × 30,806.25
  4. Step 4: Simplify right side
    54,673.71x = 2,324,183,692.50
  5. Step 5: Solve for x
    x = 2,324,183,692.50/54,673.71
  6. Step 6: Final answer
    x = 42,510.08

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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.