Home / 124,913.97-187,561.04-109,109.97

Finding the Fourth Proportional to 124,913.97, 187,561.04 and 109,109.97

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Solution

The fourth proportional to 124,913.97, 187,561.04 and 109,109.97 is: 163,830.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,913.97 : 187,561.04 = 109,109.97 : x
  2. Step 2: Convert to fraction form
    124,913.97/187,561.04 = 109,109.97/x
  3. Step 3: Cross multiply
    124,913.97x = 187,561.04 × 109,109.97
  4. Step 4: Simplify right side
    124,913.97x = 20,464,778,902.02
  5. Step 5: Solve for x
    x = 20,464,778,902.02/124,913.97
  6. Step 6: Final answer
    x = 163,830.99

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1.5x scale

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.