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Finding the Fourth Proportional to 40,984.75, 61,440.03 and 14,683.63

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Solution

The fourth proportional to 40,984.75, 61,440.03 and 14,683.63 is: 22,012.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,984.75 : 61,440.03 = 14,683.63 : x
  2. Step 2: Convert to fraction form
    40,984.75/61,440.03 = 14,683.63/x
  3. Step 3: Cross multiply
    40,984.75x = 61,440.03 × 14,683.63
  4. Step 4: Simplify right side
    40,984.75x = 902,162,667.71
  5. Step 5: Solve for x
    x = 902,162,667.71/40,984.75
  6. Step 6: Final answer
    x = 22,012.15

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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.