Home / 197,300.91-272,274.89-106,656.93

Finding the Fourth Proportional to 197,300.91, 272,274.89 and 106,656.93

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Solution

The fourth proportional to 197,300.91, 272,274.89 and 106,656.93 is: 147,186.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,300.91 : 272,274.89 = 106,656.93 : x
  2. Step 2: Convert to fraction form
    197,300.91/272,274.89 = 106,656.93/x
  3. Step 3: Cross multiply
    197,300.91x = 272,274.89 × 106,656.93
  4. Step 4: Simplify right side
    197,300.91x = 29,040,003,883.49
  5. Step 5: Solve for x
    x = 29,040,003,883.49/197,300.91
  6. Step 6: Final answer
    x = 147,186.37

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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.