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Finding the Fourth Proportional to 15,412.40, 23,100.01 and 7,503.06

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Solution

The fourth proportional to 15,412.40, 23,100.01 and 7,503.06 is: 11,245.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,412.40 : 23,100.01 = 7,503.06 : x
  2. Step 2: Convert to fraction form
    15,412.40/23,100.01 = 7,503.06/x
  3. Step 3: Cross multiply
    15,412.40x = 23,100.01 × 7,503.06
  4. Step 4: Simplify right side
    15,412.40x = 173,320,742.27
  5. Step 5: Solve for x
    x = 173,320,742.27/15,412.40
  6. Step 6: Final answer
    x = 11,245.54

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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.