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Finding the Fourth Proportional to 7,637.58, 10,527.48 and 5,395.86

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Solution

The fourth proportional to 7,637.58, 10,527.48 and 5,395.86 is: 7,437.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,637.58 : 10,527.48 = 5,395.86 : x
  2. Step 2: Convert to fraction form
    7,637.58/10,527.48 = 5,395.86/x
  3. Step 3: Cross multiply
    7,637.58x = 10,527.48 × 5,395.86
  4. Step 4: Simplify right side
    7,637.58x = 56,804,808.23
  5. Step 5: Solve for x
    x = 56,804,808.23/7,637.58
  6. Step 6: Final answer
    x = 7,437.54

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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.