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Finding the Fourth Proportional to 24,391.70, 36,587.50 and 6,861.51

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Solution

The fourth proportional to 24,391.70, 36,587.50 and 6,861.51 is: 10,292.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,391.70 : 36,587.50 = 6,861.51 : x
  2. Step 2: Convert to fraction form
    24,391.70/36,587.50 = 6,861.51/x
  3. Step 3: Cross multiply
    24,391.70x = 36,587.50 × 6,861.51
  4. Step 4: Simplify right side
    24,391.70x = 251,045,479.97
  5. Step 5: Solve for x
    x = 251,045,479.97/24,391.70
  6. Step 6: Final answer
    x = 10,292.25

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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.