Home / 197,257.16-295,856.58-72,569

Finding the Fourth Proportional to 197,257.16, 295,856.58 and 72,569

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Solution

The fourth proportional to 197,257.16, 295,856.58 and 72,569 is: 108,842.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,257.16 : 295,856.58 = 72,569 : x
  2. Step 2: Convert to fraction form
    197,257.16/295,856.58 = 72,569/x
  3. Step 3: Cross multiply
    197,257.16x = 295,856.58 × 72,569
  4. Step 4: Simplify right side
    197,257.16x = 21,470,016,154.02
  5. Step 5: Solve for x
    x = 21,470,016,154.02/197,257.16
  6. Step 6: Final answer
    x = 108,842.77

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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.