Home / 197,510.64-272,562.73-106,864.61

Finding the Fourth Proportional to 197,510.64, 272,562.73 and 106,864.61

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Solution

The fourth proportional to 197,510.64, 272,562.73 and 106,864.61 is: 147,472.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,510.64 : 272,562.73 = 106,864.61 : x
  2. Step 2: Convert to fraction form
    197,510.64/272,562.73 = 106,864.61/x
  3. Step 3: Cross multiply
    197,510.64x = 272,562.73 × 106,864.61
  4. Step 4: Simplify right side
    197,510.64x = 29,127,309,841.99
  5. Step 5: Solve for x
    x = 29,127,309,841.99/197,510.64
  6. Step 6: Final answer
    x = 147,472.11

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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.