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Finding the Fourth Proportional to 23,368.76, 32,248.42 and 12,758.46

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Solution

The fourth proportional to 23,368.76, 32,248.42 and 12,758.46 is: 17,606.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,368.76 : 32,248.42 = 12,758.46 : x
  2. Step 2: Convert to fraction form
    23,368.76/32,248.42 = 12,758.46/x
  3. Step 3: Cross multiply
    23,368.76x = 32,248.42 × 12,758.46
  4. Step 4: Simplify right side
    23,368.76x = 411,440,176.63
  5. Step 5: Solve for x
    x = 411,440,176.63/23,368.76
  6. Step 6: Final answer
    x = 17,606.42

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.