Home / 197,591.29-296,417.69-64,440.50

Finding the Fourth Proportional to 197,591.29, 296,417.69 and 64,440.50

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Solution

The fourth proportional to 197,591.29, 296,417.69 and 64,440.50 is: 96,670.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,591.29 : 296,417.69 = 64,440.50 : x
  2. Step 2: Convert to fraction form
    197,591.29/296,417.69 = 64,440.50/x
  3. Step 3: Cross multiply
    197,591.29x = 296,417.69 × 64,440.50
  4. Step 4: Simplify right side
    197,591.29x = 19,101,304,152.45
  5. Step 5: Solve for x
    x = 19,101,304,152.45/197,591.29
  6. Step 6: Final answer
    x = 96,670.78

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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.