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Finding the Fourth Proportional to 23,503.48, 35,255.34 and 7,921.24

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Solution

The fourth proportional to 23,503.48, 35,255.34 and 7,921.24 is: 11,881.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,503.48 : 35,255.34 = 7,921.24 : x
  2. Step 2: Convert to fraction form
    23,503.48/35,255.34 = 7,921.24/x
  3. Step 3: Cross multiply
    23,503.48x = 35,255.34 × 7,921.24
  4. Step 4: Simplify right side
    23,503.48x = 279,266,009.42
  5. Step 5: Solve for x
    x = 279,266,009.42/23,503.48
  6. Step 6: Final answer
    x = 11,881.90

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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.