Home / 54,821.46-75,655.58-30,952.38

Finding the Fourth Proportional to 54,821.46, 75,655.58 and 30,952.38

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Solution

The fourth proportional to 54,821.46, 75,655.58 and 30,952.38 is: 42,715.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,821.46 : 75,655.58 = 30,952.38 : x
  2. Step 2: Convert to fraction form
    54,821.46/75,655.58 = 30,952.38/x
  3. Step 3: Cross multiply
    54,821.46x = 75,655.58 × 30,952.38
  4. Step 4: Simplify right side
    54,821.46x = 2,341,720,261.28
  5. Step 5: Solve for x
    x = 2,341,720,261.28/54,821.46
  6. Step 6: Final answer
    x = 42,715.39

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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.