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Finding the Fourth Proportional to 58,603.66, 80,868.24 and 33,112.24

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Solution

The fourth proportional to 58,603.66, 80,868.24 and 33,112.24 is: 45,692.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,603.66 : 80,868.24 = 33,112.24 : x
  2. Step 2: Convert to fraction form
    58,603.66/80,868.24 = 33,112.24/x
  3. Step 3: Cross multiply
    58,603.66x = 80,868.24 × 33,112.24
  4. Step 4: Simplify right side
    58,603.66x = 2,677,728,571.26
  5. Step 5: Solve for x
    x = 2,677,728,571.26/58,603.66
  6. Step 6: Final answer
    x = 45,692.17

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1.5x scale

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.