Home / 170,660.07-256,023.06-65,470.83

Finding the Fourth Proportional to 170,660.07, 256,023.06 and 65,470.83

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Solution

The fourth proportional to 170,660.07, 256,023.06 and 65,470.83 is: 98,218.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,660.07 : 256,023.06 = 65,470.83 : x
  2. Step 2: Convert to fraction form
    170,660.07/256,023.06 = 65,470.83/x
  3. Step 3: Cross multiply
    170,660.07x = 256,023.06 × 65,470.83
  4. Step 4: Simplify right side
    170,660.07x = 16,762,042,237.34
  5. Step 5: Solve for x
    x = 16,762,042,237.34/170,660.07
  6. Step 6: Final answer
    x = 98,218.89

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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.