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Finding the Fourth Proportional to 57,998.65, 80,044.80 and 32,511.91

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Solution

The fourth proportional to 57,998.65, 80,044.80 and 32,511.91 is: 44,870.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,998.65 : 80,044.80 = 32,511.91 : x
  2. Step 2: Convert to fraction form
    57,998.65/80,044.80 = 32,511.91/x
  3. Step 3: Cross multiply
    57,998.65x = 80,044.80 × 32,511.91
  4. Step 4: Simplify right side
    57,998.65x = 2,602,409,333.57
  5. Step 5: Solve for x
    x = 2,602,409,333.57/57,998.65
  6. Step 6: Final answer
    x = 44,870.17

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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.