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Finding the Fourth Proportional to 61,325.93, 91,988.67 and 16,952.60

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Solution

The fourth proportional to 61,325.93, 91,988.67 and 16,952.60 is: 25,428.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,325.93 : 91,988.67 = 16,952.60 : x
  2. Step 2: Convert to fraction form
    61,325.93/91,988.67 = 16,952.60/x
  3. Step 3: Cross multiply
    61,325.93x = 91,988.67 × 16,952.60
  4. Step 4: Simplify right side
    61,325.93x = 1,559,447,127.04
  5. Step 5: Solve for x
    x = 1,559,447,127.04/61,325.93
  6. Step 6: Final answer
    x = 25,428.84

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Why These Related Problems?

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