Home / 197,764.16-296,669.28-64,654.40

Finding the Fourth Proportional to 197,764.16, 296,669.28 and 64,654.40

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Solution

The fourth proportional to 197,764.16, 296,669.28 and 64,654.40 is: 96,989.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,764.16 : 296,669.28 = 64,654.40 : x
  2. Step 2: Convert to fraction form
    197,764.16/296,669.28 = 64,654.40/x
  3. Step 3: Cross multiply
    197,764.16x = 296,669.28 × 64,654.40
  4. Step 4: Simplify right side
    197,764.16x = 19,180,974,296.83
  5. Step 5: Solve for x
    x = 19,180,974,296.83/197,764.16
  6. Step 6: Final answer
    x = 96,989.13

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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.