Home / 197,737.56-272,897.37-112,867.38

Finding the Fourth Proportional to 197,737.56, 272,897.37 and 112,867.38

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Solution

The fourth proportional to 197,737.56, 272,897.37 and 112,867.38 is: 155,768.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,737.56 : 272,897.37 = 112,867.38 : x
  2. Step 2: Convert to fraction form
    197,737.56/272,897.37 = 112,867.38/x
  3. Step 3: Cross multiply
    197,737.56x = 272,897.37 × 112,867.38
  4. Step 4: Simplify right side
    197,737.56x = 30,801,211,160.79
  5. Step 5: Solve for x
    x = 30,801,211,160.79/197,737.56
  6. Step 6: Final answer
    x = 155,768.14

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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.