Home / 55,344.18-76,374.80-30,193.50

Finding the Fourth Proportional to 55,344.18, 76,374.80 and 30,193.50

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Solution

The fourth proportional to 55,344.18, 76,374.80 and 30,193.50 is: 41,666.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,344.18 : 76,374.80 = 30,193.50 : x
  2. Step 2: Convert to fraction form
    55,344.18/76,374.80 = 30,193.50/x
  3. Step 3: Cross multiply
    55,344.18x = 76,374.80 × 30,193.50
  4. Step 4: Simplify right side
    55,344.18x = 2,306,022,523.80
  5. Step 5: Solve for x
    x = 2,306,022,523.80/55,344.18
  6. Step 6: Final answer
    x = 41,666.94

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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.