Home / 110,431.14-152,396.82-62,685.96

Finding the Fourth Proportional to 110,431.14, 152,396.82 and 62,685.96

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Solution

The fourth proportional to 110,431.14, 152,396.82 and 62,685.96 is: 86,507.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,431.14 : 152,396.82 = 62,685.96 : x
  2. Step 2: Convert to fraction form
    110,431.14/152,396.82 = 62,685.96/x
  3. Step 3: Cross multiply
    110,431.14x = 152,396.82 × 62,685.96
  4. Step 4: Simplify right side
    110,431.14x = 9,553,140,962.65
  5. Step 5: Solve for x
    x = 9,553,140,962.65/110,431.14
  6. Step 6: Final answer
    x = 86,507.67

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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.