Home / 73,463.46-110,196.40-20,870.97

Finding the Fourth Proportional to 73,463.46, 110,196.40 and 20,870.97

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Solution

The fourth proportional to 73,463.46, 110,196.40 and 20,870.97 is: 31,306.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,463.46 : 110,196.40 = 20,870.97 : x
  2. Step 2: Convert to fraction form
    73,463.46/110,196.40 = 20,870.97/x
  3. Step 3: Cross multiply
    73,463.46x = 110,196.40 × 20,870.97
  4. Step 4: Simplify right side
    73,463.46x = 2,299,905,758.51
  5. Step 5: Solve for x
    x = 2,299,905,758.51/73,463.46
  6. Step 6: Final answer
    x = 31,306.80

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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.