Home / 197,652.49-272,760.53-107,008.47

Finding the Fourth Proportional to 197,652.49, 272,760.53 and 107,008.47

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Solution

The fourth proportional to 197,652.49, 272,760.53 and 107,008.47 is: 147,671.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,652.49 : 272,760.53 = 107,008.47 : x
  2. Step 2: Convert to fraction form
    197,652.49/272,760.53 = 107,008.47/x
  3. Step 3: Cross multiply
    197,652.49x = 272,760.53 × 107,008.47
  4. Step 4: Simplify right side
    197,652.49x = 29,187,686,456.65
  5. Step 5: Solve for x
    x = 29,187,686,456.65/197,652.49
  6. Step 6: Final answer
    x = 147,671.74

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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.