Home / 54,126.83-74,689.90-30,252.96

Finding the Fourth Proportional to 54,126.83, 74,689.90 and 30,252.96

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Solution

The fourth proportional to 54,126.83, 74,689.90 and 30,252.96 is: 41,746.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,126.83 : 74,689.90 = 30,252.96 : x
  2. Step 2: Convert to fraction form
    54,126.83/74,689.90 = 30,252.96/x
  3. Step 3: Cross multiply
    54,126.83x = 74,689.90 × 30,252.96
  4. Step 4: Simplify right side
    54,126.83x = 2,259,590,481.47
  5. Step 5: Solve for x
    x = 2,259,590,481.47/54,126.83
  6. Step 6: Final answer
    x = 41,746.22

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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.