Home / 55,623.83-76,766.36-31,754.07

Finding the Fourth Proportional to 55,623.83, 76,766.36 and 31,754.07

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Solution

The fourth proportional to 55,623.83, 76,766.36 and 31,754.07 is: 43,823.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,623.83 : 76,766.36 = 31,754.07 : x
  2. Step 2: Convert to fraction form
    55,623.83/76,766.36 = 31,754.07/x
  3. Step 3: Cross multiply
    55,623.83x = 76,766.36 × 31,754.07
  4. Step 4: Simplify right side
    55,623.83x = 2,437,644,210.31
  5. Step 5: Solve for x
    x = 2,437,644,210.31/55,623.83
  6. Step 6: Final answer
    x = 43,823.74

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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.