Home / 53,876.64-74,348.10-30,002.82

Finding the Fourth Proportional to 53,876.64, 74,348.10 and 30,002.82

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Solution

The fourth proportional to 53,876.64, 74,348.10 and 30,002.82 is: 41,402.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,876.64 : 74,348.10 = 30,002.82 : x
  2. Step 2: Convert to fraction form
    53,876.64/74,348.10 = 30,002.82/x
  3. Step 3: Cross multiply
    53,876.64x = 74,348.10 × 30,002.82
  4. Step 4: Simplify right side
    53,876.64x = 2,230,652,661.64
  5. Step 5: Solve for x
    x = 2,230,652,661.64/53,876.64
  6. Step 6: Final answer
    x = 41,402.97

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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.