Home / 49,851.29-74,734.47-21,750.77

Finding the Fourth Proportional to 49,851.29, 74,734.47 and 21,750.77

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Solution

The fourth proportional to 49,851.29, 74,734.47 and 21,750.77 is: 32,607.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,851.29 : 74,734.47 = 21,750.77 : x
  2. Step 2: Convert to fraction form
    49,851.29/74,734.47 = 21,750.77/x
  3. Step 3: Cross multiply
    49,851.29x = 74,734.47 × 21,750.77
  4. Step 4: Simplify right side
    49,851.29x = 1,625,531,894.37
  5. Step 5: Solve for x
    x = 1,625,531,894.37/49,851.29
  6. Step 6: Final answer
    x = 32,607.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.