Home / 197,632.08-296,456.32-57,390.70

Finding the Fourth Proportional to 197,632.08, 296,456.32 and 57,390.70

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Solution

The fourth proportional to 197,632.08, 296,456.32 and 57,390.70 is: 86,088.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,632.08 : 296,456.32 = 57,390.70 : x
  2. Step 2: Convert to fraction form
    197,632.08/296,456.32 = 57,390.70/x
  3. Step 3: Cross multiply
    197,632.08x = 296,456.32 × 57,390.70
  4. Step 4: Simplify right side
    197,632.08x = 17,013,835,724.22
  5. Step 5: Solve for x
    x = 17,013,835,724.22/197,632.08
  6. Step 6: Final answer
    x = 86,088.43

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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.