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Finding the Fourth Proportional to 70,177.52, 96,831.60 and 41,885.84

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Solution

The fourth proportional to 70,177.52, 96,831.60 and 41,885.84 is: 57,794.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,177.52 : 96,831.60 = 41,885.84 : x
  2. Step 2: Convert to fraction form
    70,177.52/96,831.60 = 41,885.84/x
  3. Step 3: Cross multiply
    70,177.52x = 96,831.60 × 41,885.84
  4. Step 4: Simplify right side
    70,177.52x = 4,055,872,904.54
  5. Step 5: Solve for x
    x = 4,055,872,904.54/70,177.52
  6. Step 6: Final answer
    x = 57,794.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.