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Finding the Fourth Proportional to 24,303.60, 36,344.16 and 17,661.60

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Solution

The fourth proportional to 24,303.60, 36,344.16 and 17,661.60 is: 26,411.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,303.60 : 36,344.16 = 17,661.60 : x
  2. Step 2: Convert to fraction form
    24,303.60/36,344.16 = 17,661.60/x
  3. Step 3: Cross multiply
    24,303.60x = 36,344.16 × 17,661.60
  4. Step 4: Simplify right side
    24,303.60x = 641,896,016.26
  5. Step 5: Solve for x
    x = 641,896,016.26/24,303.60
  6. Step 6: Final answer
    x = 26,411.56

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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.