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Finding the Fourth Proportional to 37,894.32, 56,841.62 and 36,980.91

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Solution

The fourth proportional to 37,894.32, 56,841.62 and 36,980.91 is: 55,471.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,894.32 : 56,841.62 = 36,980.91 : x
  2. Step 2: Convert to fraction form
    37,894.32/56,841.62 = 36,980.91/x
  3. Step 3: Cross multiply
    37,894.32x = 56,841.62 × 36,980.91
  4. Step 4: Simplify right side
    37,894.32x = 2,102,054,648.57
  5. Step 5: Solve for x
    x = 2,102,054,648.57/37,894.32
  6. Step 6: Final answer
    x = 55,471.50

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1.5x scale

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.