Home / 164,974.64-247,441.62-70,242.92

Finding the Fourth Proportional to 164,974.64, 247,441.62 and 70,242.92

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Solution

The fourth proportional to 164,974.64, 247,441.62 and 70,242.92 is: 105,355.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,974.64 : 247,441.62 = 70,242.92 : x
  2. Step 2: Convert to fraction form
    164,974.64/247,441.62 = 70,242.92/x
  3. Step 3: Cross multiply
    164,974.64x = 247,441.62 × 70,242.92
  4. Step 4: Simplify right side
    164,974.64x = 17,381,021,918.33
  5. Step 5: Solve for x
    x = 17,381,021,918.33/164,974.64
  6. Step 6: Final answer
    x = 105,355.72

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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.