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Finding the Fourth Proportional to 84,552.86, 116,626.74 and 54,376.32

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Solution

The fourth proportional to 84,552.86, 116,626.74 and 54,376.32 is: 75,003.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,552.86 : 116,626.74 = 54,376.32 : x
  2. Step 2: Convert to fraction form
    84,552.86/116,626.74 = 54,376.32/x
  3. Step 3: Cross multiply
    84,552.86x = 116,626.74 × 54,376.32
  4. Step 4: Simplify right side
    84,552.86x = 6,341,732,934.80
  5. Step 5: Solve for x
    x = 6,341,732,934.80/84,552.86
  6. Step 6: Final answer
    x = 75,003.18

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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.