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Finding the Fourth Proportional to 26,298.17, 39,445.92 and 9,656.93

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Solution

The fourth proportional to 26,298.17, 39,445.92 and 9,656.93 is: 14,484.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,298.17 : 39,445.92 = 9,656.93 : x
  2. Step 2: Convert to fraction form
    26,298.17/39,445.92 = 9,656.93/x
  3. Step 3: Cross multiply
    26,298.17x = 39,445.92 × 9,656.93
  4. Step 4: Simplify right side
    26,298.17x = 380,926,364.96
  5. Step 5: Solve for x
    x = 380,926,364.96/26,298.17
  6. Step 6: Final answer
    x = 14,484.90

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.