Home / 197,806.71-296,756.73-64,686.45

Finding the Fourth Proportional to 197,806.71, 296,756.73 and 64,686.45

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Solution

The fourth proportional to 197,806.71, 296,756.73 and 64,686.45 is: 97,044.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,806.71 : 296,756.73 = 64,686.45 : x
  2. Step 2: Convert to fraction form
    197,806.71/296,756.73 = 64,686.45/x
  3. Step 3: Cross multiply
    197,806.71x = 296,756.73 × 64,686.45
  4. Step 4: Simplify right side
    197,806.71x = 19,196,139,377.31
  5. Step 5: Solve for x
    x = 19,196,139,377.31/197,806.71
  6. Step 6: Final answer
    x = 97,044.94

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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.