Home / 54,584.10-75,320.69-30,710.25

Finding the Fourth Proportional to 54,584.10, 75,320.69 and 30,710.25

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Solution

The fourth proportional to 54,584.10, 75,320.69 and 30,710.25 is: 42,377.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,584.10 : 75,320.69 = 30,710.25 : x
  2. Step 2: Convert to fraction form
    54,584.10/75,320.69 = 30,710.25/x
  3. Step 3: Cross multiply
    54,584.10x = 75,320.69 × 30,710.25
  4. Step 4: Simplify right side
    54,584.10x = 2,313,117,066.52
  5. Step 5: Solve for x
    x = 2,313,117,066.52/54,584.10
  6. Step 6: Final answer
    x = 42,377.12

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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.