Home / 52,837.77-72,918.39-31,612.95

Finding the Fourth Proportional to 52,837.77, 72,918.39 and 31,612.95

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Solution

The fourth proportional to 52,837.77, 72,918.39 and 31,612.95 is: 43,627.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,837.77 : 72,918.39 = 31,612.95 : x
  2. Step 2: Convert to fraction form
    52,837.77/72,918.39 = 31,612.95/x
  3. Step 3: Cross multiply
    52,837.77x = 72,918.39 × 31,612.95
  4. Step 4: Simplify right side
    52,837.77x = 2,305,165,417.15
  5. Step 5: Solve for x
    x = 2,305,165,417.15/52,837.77
  6. Step 6: Final answer
    x = 43,627.23

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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.