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Finding the Fourth Proportional to 92,994.64, 128,333.52 and 50,553.28

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Solution

The fourth proportional to 92,994.64, 128,333.52 and 50,553.28 is: 69,764.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,994.64 : 128,333.52 = 50,553.28 : x
  2. Step 2: Convert to fraction form
    92,994.64/128,333.52 = 50,553.28/x
  3. Step 3: Cross multiply
    92,994.64x = 128,333.52 × 50,553.28
  4. Step 4: Simplify right side
    92,994.64x = 6,487,680,369.95
  5. Step 5: Solve for x
    x = 6,487,680,369.95/92,994.64
  6. Step 6: Final answer
    x = 69,764.02

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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.