Home / 71,770.04-107,601.48-49,519.94

Finding the Fourth Proportional to 71,770.04, 107,601.48 and 49,519.94

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Solution

The fourth proportional to 71,770.04, 107,601.48 and 49,519.94 is: 74,242.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,770.04 : 107,601.48 = 49,519.94 : x
  2. Step 2: Convert to fraction form
    71,770.04/107,601.48 = 49,519.94/x
  3. Step 3: Cross multiply
    71,770.04x = 107,601.48 × 49,519.94
  4. Step 4: Simplify right side
    71,770.04x = 5,328,418,833.51
  5. Step 5: Solve for x
    x = 5,328,418,833.51/71,770.04
  6. Step 6: Final answer
    x = 74,242.94

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1.5x scale

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.