Home / 54,547.73-75,275.36-30,674.57

Finding the Fourth Proportional to 54,547.73, 75,275.36 and 30,674.57

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Solution

The fourth proportional to 54,547.73, 75,275.36 and 30,674.57 is: 42,330.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,547.73 : 75,275.36 = 30,674.57 : x
  2. Step 2: Convert to fraction form
    54,547.73/75,275.36 = 30,674.57/x
  3. Step 3: Cross multiply
    54,547.73x = 75,275.36 × 30,674.57
  4. Step 4: Simplify right side
    54,547.73x = 2,309,038,884.88
  5. Step 5: Solve for x
    x = 2,309,038,884.88/54,547.73
  6. Step 6: Final answer
    x = 42,330.61

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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.