Home / 54,490.05-75,196.34-30,616.71

Finding the Fourth Proportional to 54,490.05, 75,196.34 and 30,616.71

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Solution

The fourth proportional to 54,490.05, 75,196.34 and 30,616.71 is: 42,251.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,490.05 : 75,196.34 = 30,616.71 : x
  2. Step 2: Convert to fraction form
    54,490.05/75,196.34 = 30,616.71/x
  3. Step 3: Cross multiply
    54,490.05x = 75,196.34 × 30,616.71
  4. Step 4: Simplify right side
    54,490.05x = 2,302,264,534.84
  5. Step 5: Solve for x
    x = 2,302,264,534.84/54,490.05
  6. Step 6: Final answer
    x = 42,251.10

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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.