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Finding the Fourth Proportional to 23,642.29, 32,626.59 and 13,032.30

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Solution

The fourth proportional to 23,642.29, 32,626.59 and 13,032.30 is: 17,984.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,642.29 : 32,626.59 = 13,032.30 : x
  2. Step 2: Convert to fraction form
    23,642.29/32,626.59 = 13,032.30/x
  3. Step 3: Cross multiply
    23,642.29x = 32,626.59 × 13,032.30
  4. Step 4: Simplify right side
    23,642.29x = 425,199,582.34
  5. Step 5: Solve for x
    x = 425,199,582.34/23,642.29
  6. Step 6: Final answer
    x = 17,984.70

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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.