Home / 73,975.67-102,019.39-48,472.69

Finding the Fourth Proportional to 73,975.67, 102,019.39 and 48,472.69

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Solution

The fourth proportional to 73,975.67, 102,019.39 and 48,472.69 is: 66,848.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,975.67 : 102,019.39 = 48,472.69 : x
  2. Step 2: Convert to fraction form
    73,975.67/102,019.39 = 48,472.69/x
  3. Step 3: Cross multiply
    73,975.67x = 102,019.39 × 48,472.69
  4. Step 4: Simplify right side
    73,975.67x = 4,945,154,462.56
  5. Step 5: Solve for x
    x = 4,945,154,462.56/73,975.67
  6. Step 6: Final answer
    x = 66,848.39

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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.