Home / 197,886.09-296,857.08-64,777.17

Finding the Fourth Proportional to 197,886.09, 296,857.08 and 64,777.17

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Solution

The fourth proportional to 197,886.09, 296,857.08 and 64,777.17 is: 97,174.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,886.09 : 296,857.08 = 64,777.17 : x
  2. Step 2: Convert to fraction form
    197,886.09/296,857.08 = 64,777.17/x
  3. Step 3: Cross multiply
    197,886.09x = 296,857.08 × 64,777.17
  4. Step 4: Simplify right side
    197,886.09x = 19,229,561,536.86
  5. Step 5: Solve for x
    x = 19,229,561,536.86/197,886.09
  6. Step 6: Final answer
    x = 97,174.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.