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Finding the Fourth Proportional to 23,703.60, 35,559.04 and 8,913.54

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Solution

The fourth proportional to 23,703.60, 35,559.04 and 8,913.54 is: 13,371.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,703.60 : 35,559.04 = 8,913.54 : x
  2. Step 2: Convert to fraction form
    23,703.60/35,559.04 = 8,913.54/x
  3. Step 3: Cross multiply
    23,703.60x = 35,559.04 × 8,913.54
  4. Step 4: Simplify right side
    23,703.60x = 316,956,925.40
  5. Step 5: Solve for x
    x = 316,956,925.40/23,703.60
  6. Step 6: Final answer
    x = 13,371.68

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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.