Home / 197,981.52-296,972.30-57,740.16

Finding the Fourth Proportional to 197,981.52, 296,972.30 and 57,740.16

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Solution

The fourth proportional to 197,981.52, 296,972.30 and 57,740.16 is: 86,610.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,981.52 : 296,972.30 = 57,740.16 : x
  2. Step 2: Convert to fraction form
    197,981.52/296,972.30 = 57,740.16/x
  3. Step 3: Cross multiply
    197,981.52x = 296,972.30 × 57,740.16
  4. Step 4: Simplify right side
    197,981.52x = 17,147,228,117.57
  5. Step 5: Solve for x
    x = 17,147,228,117.57/197,981.52
  6. Step 6: Final answer
    x = 86,610.25

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1.5x scale

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.