Home / 179,698.73-247,981.16-99,133.97

Finding the Fourth Proportional to 179,698.73, 247,981.16 and 99,133.97

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Solution

The fourth proportional to 179,698.73, 247,981.16 and 99,133.97 is: 136,803.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,698.73 : 247,981.16 = 99,133.97 : x
  2. Step 2: Convert to fraction form
    179,698.73/247,981.16 = 99,133.97/x
  3. Step 3: Cross multiply
    179,698.73x = 247,981.16 × 99,133.97
  4. Step 4: Simplify right side
    179,698.73x = 24,583,355,883.93
  5. Step 5: Solve for x
    x = 24,583,355,883.93/179,698.73
  6. Step 6: Final answer
    x = 136,803.17

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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.