Home / 9,975.56-14,965.78-5,045.08

Finding the Fourth Proportional to 9,975.56, 14,965.78 and 5,045.08

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Solution

The fourth proportional to 9,975.56, 14,965.78 and 5,045.08 is: 7,568.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,975.56 : 14,965.78 = 5,045.08 : x
  2. Step 2: Convert to fraction form
    9,975.56/14,965.78 = 5,045.08/x
  3. Step 3: Cross multiply
    9,975.56x = 14,965.78 × 5,045.08
  4. Step 4: Simplify right side
    9,975.56x = 75,503,557.36
  5. Step 5: Solve for x
    x = 75,503,557.36/9,975.56
  6. Step 6: Final answer
    x = 7,568.85

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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.