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Finding the Fourth Proportional to 15,091.86, 22,623.93 and 5,224.24

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Solution

The fourth proportional to 15,091.86, 22,623.93 and 5,224.24 is: 7,831.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,091.86 : 22,623.93 = 5,224.24 : x
  2. Step 2: Convert to fraction form
    15,091.86/22,623.93 = 5,224.24/x
  3. Step 3: Cross multiply
    15,091.86x = 22,623.93 × 5,224.24
  4. Step 4: Simplify right side
    15,091.86x = 118,192,726.94
  5. Step 5: Solve for x
    x = 118,192,726.94/15,091.86
  6. Step 6: Final answer
    x = 7,831.55

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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.