Home / 54,547.80-75,275.49-30,673.95

Finding the Fourth Proportional to 54,547.80, 75,275.49 and 30,673.95

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Solution

The fourth proportional to 54,547.80, 75,275.49 and 30,673.95 is: 42,329.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,547.80 : 75,275.49 = 30,673.95 : x
  2. Step 2: Convert to fraction form
    54,547.80/75,275.49 = 30,673.95/x
  3. Step 3: Cross multiply
    54,547.80x = 75,275.49 × 30,673.95
  4. Step 4: Simplify right side
    54,547.80x = 2,308,996,616.49
  5. Step 5: Solve for x
    x = 2,308,996,616.49/54,547.80
  6. Step 6: Final answer
    x = 42,329.78

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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.