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Finding the Fourth Proportional to 84,656.88, 116,831.16 and 46,930.32

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Solution

The fourth proportional to 84,656.88, 116,831.16 and 46,930.32 is: 64,766.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,656.88 : 116,831.16 = 46,930.32 : x
  2. Step 2: Convert to fraction form
    84,656.88/116,831.16 = 46,930.32/x
  3. Step 3: Cross multiply
    84,656.88x = 116,831.16 × 46,930.32
  4. Step 4: Simplify right side
    84,656.88x = 5,482,923,724.77
  5. Step 5: Solve for x
    x = 5,482,923,724.77/84,656.88
  6. Step 6: Final answer
    x = 64,766.43

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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.