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Finding the Fourth Proportional to 95,661.96, 143,496.56 and 48,860.16

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Solution

The fourth proportional to 95,661.96, 143,496.56 and 48,860.16 is: 73,292.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,661.96 : 143,496.56 = 48,860.16 : x
  2. Step 2: Convert to fraction form
    95,661.96/143,496.56 = 48,860.16/x
  3. Step 3: Cross multiply
    95,661.96x = 143,496.56 × 48,860.16
  4. Step 4: Simplify right side
    95,661.96x = 7,011,264,881.05
  5. Step 5: Solve for x
    x = 7,011,264,881.05/95,661.96
  6. Step 6: Final answer
    x = 73,292.09

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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.