Home / 197,744.73-272,888.01-107,100.87

Finding the Fourth Proportional to 197,744.73, 272,888.01 and 107,100.87

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Solution

The fourth proportional to 197,744.73, 272,888.01 and 107,100.87 is: 147,799.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,744.73 : 272,888.01 = 107,100.87 : x
  2. Step 2: Convert to fraction form
    197,744.73/272,888.01 = 107,100.87/x
  3. Step 3: Cross multiply
    197,744.73x = 272,888.01 × 107,100.87
  4. Step 4: Simplify right side
    197,744.73x = 29,226,543,283.57
  5. Step 5: Solve for x
    x = 29,226,543,283.57/197,744.73
  6. Step 6: Final answer
    x = 147,799.35

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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.