Home / 197,753.16-272,897.19-107,106.87

Finding the Fourth Proportional to 197,753.16, 272,897.19 and 107,106.87

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Solution

The fourth proportional to 197,753.16, 272,897.19 and 107,106.87 is: 147,806.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,753.16 : 272,897.19 = 107,106.87 : x
  2. Step 2: Convert to fraction form
    197,753.16/272,897.19 = 107,106.87/x
  3. Step 3: Cross multiply
    197,753.16x = 272,897.19 × 107,106.87
  4. Step 4: Simplify right side
    197,753.16x = 29,229,163,852.70
  5. Step 5: Solve for x
    x = 29,229,163,852.70/197,753.16
  6. Step 6: Final answer
    x = 147,806.30

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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.