Home / 54,032.84-74,565.13-30,159.30

Finding the Fourth Proportional to 54,032.84, 74,565.13 and 30,159.30

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Solution

The fourth proportional to 54,032.84, 74,565.13 and 30,159.30 is: 41,619.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,032.84 : 74,565.13 = 30,159.30 : x
  2. Step 2: Convert to fraction form
    54,032.84/74,565.13 = 30,159.30/x
  3. Step 3: Cross multiply
    54,032.84x = 74,565.13 × 30,159.30
  4. Step 4: Simplify right side
    54,032.84x = 2,248,832,470.80
  5. Step 5: Solve for x
    x = 2,248,832,470.80/54,032.84
  6. Step 6: Final answer
    x = 41,619.74

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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.