Home / 197,812.38-296,755.02-64,699.72

Finding the Fourth Proportional to 197,812.38, 296,755.02 and 64,699.72

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Solution

The fourth proportional to 197,812.38, 296,755.02 and 64,699.72 is: 97,061.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,812.38 : 296,755.02 = 64,699.72 : x
  2. Step 2: Convert to fraction form
    197,812.38/296,755.02 = 64,699.72/x
  3. Step 3: Cross multiply
    197,812.38x = 296,755.02 × 64,699.72
  4. Step 4: Simplify right side
    197,812.38x = 19,199,965,960.71
  5. Step 5: Solve for x
    x = 19,199,965,960.71/197,812.38
  6. Step 6: Final answer
    x = 97,061.50

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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.