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Finding the Fourth Proportional to 24,960.56, 37,440.72 and 7,430.40

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Solution

The fourth proportional to 24,960.56, 37,440.72 and 7,430.40 is: 11,145.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,960.56 : 37,440.72 = 7,430.40 : x
  2. Step 2: Convert to fraction form
    24,960.56/37,440.72 = 7,430.40/x
  3. Step 3: Cross multiply
    24,960.56x = 37,440.72 × 7,430.40
  4. Step 4: Simplify right side
    24,960.56x = 278,199,525.89
  5. Step 5: Solve for x
    x = 278,199,525.89/24,960.56
  6. Step 6: Final answer
    x = 11,145.57

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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.