Home / 197,677.61-272,795.63-107,034.69

Finding the Fourth Proportional to 197,677.61, 272,795.63 and 107,034.69

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Solution

The fourth proportional to 197,677.61, 272,795.63 and 107,034.69 is: 147,708.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,677.61 : 272,795.63 = 107,034.69 : x
  2. Step 2: Convert to fraction form
    197,677.61/272,795.63 = 107,034.69/x
  3. Step 3: Cross multiply
    197,677.61x = 272,795.63 × 107,034.69
  4. Step 4: Simplify right side
    197,677.61x = 29,198,595,690.40
  5. Step 5: Solve for x
    x = 29,198,595,690.40/197,677.61
  6. Step 6: Final answer
    x = 147,708.16

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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.