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Finding the Fourth Proportional to 24,330.76, 33,577.58 and 13,720.16

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Solution

The fourth proportional to 24,330.76, 33,577.58 and 13,720.16 is: 18,934.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,330.76 : 33,577.58 = 13,720.16 : x
  2. Step 2: Convert to fraction form
    24,330.76/33,577.58 = 13,720.16/x
  3. Step 3: Cross multiply
    24,330.76x = 33,577.58 × 13,720.16
  4. Step 4: Simplify right side
    24,330.76x = 460,689,888.26
  5. Step 5: Solve for x
    x = 460,689,888.26/24,330.76
  6. Step 6: Final answer
    x = 18,934.47

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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.