Home / 197,744.41-272,887.21-107,100.38

Finding the Fourth Proportional to 197,744.41, 272,887.21 and 107,100.38

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Solution

The fourth proportional to 197,744.41, 272,887.21 and 107,100.38 is: 147,798.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,744.41 : 272,887.21 = 107,100.38 : x
  2. Step 2: Convert to fraction form
    197,744.41/272,887.21 = 107,100.38/x
  3. Step 3: Cross multiply
    197,744.41x = 272,887.21 × 107,100.38
  4. Step 4: Simplify right side
    197,744.41x = 29,226,323,888.14
  5. Step 5: Solve for x
    x = 29,226,323,888.14/197,744.41
  6. Step 6: Final answer
    x = 147,798.48

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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.