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Finding the Fourth Proportional to 97,603.24, 134,692.54 and 52,891.24

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Solution

The fourth proportional to 97,603.24, 134,692.54 and 52,891.24 is: 72,989.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,603.24 : 134,692.54 = 52,891.24 : x
  2. Step 2: Convert to fraction form
    97,603.24/134,692.54 = 52,891.24/x
  3. Step 3: Cross multiply
    97,603.24x = 134,692.54 × 52,891.24
  4. Step 4: Simplify right side
    97,603.24x = 7,124,055,459.35
  5. Step 5: Solve for x
    x = 7,124,055,459.35/97,603.24
  6. Step 6: Final answer
    x = 72,989.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.