Home / 54,547.47-75,273.51-30,348.30

Finding the Fourth Proportional to 54,547.47, 75,273.51 and 30,348.30

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Solution

The fourth proportional to 54,547.47, 75,273.51 and 30,348.30 is: 41,879.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,547.47 : 75,273.51 = 30,348.30 : x
  2. Step 2: Convert to fraction form
    54,547.47/75,273.51 = 30,348.30/x
  3. Step 3: Cross multiply
    54,547.47x = 75,273.51 × 30,348.30
  4. Step 4: Simplify right side
    54,547.47x = 2,284,423,063.53
  5. Step 5: Solve for x
    x = 2,284,423,063.53/54,547.47
  6. Step 6: Final answer
    x = 41,879.54

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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.