Home / 197,761.16-272,910.28-107,118.89

Finding the Fourth Proportional to 197,761.16, 272,910.28 and 107,118.89

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Solution

The fourth proportional to 197,761.16, 272,910.28 and 107,118.89 is: 147,824.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,761.16 : 272,910.28 = 107,118.89 : x
  2. Step 2: Convert to fraction form
    197,761.16/272,910.28 = 107,118.89/x
  3. Step 3: Cross multiply
    197,761.16x = 272,910.28 × 107,118.89
  4. Step 4: Simplify right side
    197,761.16x = 29,233,846,263.19
  5. Step 5: Solve for x
    x = 29,233,846,263.19/197,761.16
  6. Step 6: Final answer
    x = 147,824.00

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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.