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Finding the Fourth Proportional to 12,606.53, 17,395.88 and 7,301.70

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Solution

The fourth proportional to 12,606.53, 17,395.88 and 7,301.70 is: 10,075.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,606.53 : 17,395.88 = 7,301.70 : x
  2. Step 2: Convert to fraction form
    12,606.53/17,395.88 = 7,301.70/x
  3. Step 3: Cross multiply
    12,606.53x = 17,395.88 × 7,301.70
  4. Step 4: Simplify right side
    12,606.53x = 127,019,460.49
  5. Step 5: Solve for x
    x = 127,019,460.49/12,606.53
  6. Step 6: Final answer
    x = 10,075.69

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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.