Home / 585,643.80-878,630.94-164,923.32

Finding the Fourth Proportional to 585,643.80, 878,630.94 and 164,923.32

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Solution

The fourth proportional to 585,643.80, 878,630.94 and 164,923.32 is: 247,431.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,643.80 : 878,630.94 = 164,923.32 : x
  2. Step 2: Convert to fraction form
    585,643.80/878,630.94 = 164,923.32/x
  3. Step 3: Cross multiply
    585,643.80x = 878,630.94 × 164,923.32
  4. Step 4: Simplify right side
    585,643.80x = 144,906,731,679.52
  5. Step 5: Solve for x
    x = 144,906,731,679.52/585,643.80
  6. Step 6: Final answer
    x = 247,431.51

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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.