Home / 197,737.65-272,894.76-111,712.43

Finding the Fourth Proportional to 197,737.65, 272,894.76 and 111,712.43

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Solution

The fourth proportional to 197,737.65, 272,894.76 and 111,712.43 is: 154,172.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,737.65 : 272,894.76 = 111,712.43 : x
  2. Step 2: Convert to fraction form
    197,737.65/272,894.76 = 111,712.43/x
  3. Step 3: Cross multiply
    197,737.65x = 272,894.76 × 111,712.43
  4. Step 4: Simplify right side
    197,737.65x = 30,485,736,402.73
  5. Step 5: Solve for x
    x = 30,485,736,402.73/197,737.65
  6. Step 6: Final answer
    x = 154,172.65

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1.5x scale

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.