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Finding the Fourth Proportional to 29,931.08, 44,896.62 and 9,154.58

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Solution

The fourth proportional to 29,931.08, 44,896.62 and 9,154.58 is: 13,731.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,931.08 : 44,896.62 = 9,154.58 : x
  2. Step 2: Convert to fraction form
    29,931.08/44,896.62 = 9,154.58/x
  3. Step 3: Cross multiply
    29,931.08x = 44,896.62 × 9,154.58
  4. Step 4: Simplify right side
    29,931.08x = 411,009,699.52
  5. Step 5: Solve for x
    x = 411,009,699.52/29,931.08
  6. Step 6: Final answer
    x = 13,731.87

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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.