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Finding the Fourth Proportional to 79,528.64, 119,292.98 and 37,377.77

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Solution

The fourth proportional to 79,528.64, 119,292.98 and 37,377.77 is: 56,066.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,528.64 : 119,292.98 = 37,377.77 : x
  2. Step 2: Convert to fraction form
    79,528.64/119,292.98 = 37,377.77/x
  3. Step 3: Cross multiply
    79,528.64x = 119,292.98 × 37,377.77
  4. Step 4: Simplify right side
    79,528.64x = 4,458,904,785.70
  5. Step 5: Solve for x
    x = 4,458,904,785.70/79,528.64
  6. Step 6: Final answer
    x = 56,066.66

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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.