Home / 55,623.62-76,766.10-31,753.88

Finding the Fourth Proportional to 55,623.62, 76,766.10 and 31,753.88

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Solution

The fourth proportional to 55,623.62, 76,766.10 and 31,753.88 is: 43,823.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,623.62 : 76,766.10 = 31,753.88 : x
  2. Step 2: Convert to fraction form
    55,623.62/76,766.10 = 31,753.88/x
  3. Step 3: Cross multiply
    55,623.62x = 76,766.10 × 31,753.88
  4. Step 4: Simplify right side
    55,623.62x = 2,437,621,527.47
  5. Step 5: Solve for x
    x = 2,437,621,527.47/55,623.62
  6. Step 6: Final answer
    x = 43,823.50

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1.5x scale

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.