Home / 54,701.23-75,486.65-30,827.43

Finding the Fourth Proportional to 54,701.23, 75,486.65 and 30,827.43

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Solution

The fourth proportional to 54,701.23, 75,486.65 and 30,827.43 is: 42,541.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,701.23 : 75,486.65 = 30,827.43 : x
  2. Step 2: Convert to fraction form
    54,701.23/75,486.65 = 30,827.43/x
  3. Step 3: Cross multiply
    54,701.23x = 75,486.65 × 30,827.43
  4. Step 4: Simplify right side
    54,701.23x = 2,327,058,887.24
  5. Step 5: Solve for x
    x = 2,327,058,887.24/54,701.23
  6. Step 6: Final answer
    x = 42,541.25

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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.