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Finding the Fourth Proportional to 5,637.42, 7,781.82 and 5,046.93

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Solution

The fourth proportional to 5,637.42, 7,781.82 and 5,046.93 is: 6,966.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,637.42 : 7,781.82 = 5,046.93 : x
  2. Step 2: Convert to fraction form
    5,637.42/7,781.82 = 5,046.93/x
  3. Step 3: Cross multiply
    5,637.42x = 7,781.82 × 5,046.93
  4. Step 4: Simplify right side
    5,637.42x = 39,274,300.81
  5. Step 5: Solve for x
    x = 39,274,300.81/5,637.42
  6. Step 6: Final answer
    x = 6,966.72

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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.