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Finding the Fourth Proportional to 97,571.97, 134,600.00 and 65,307.93

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Solution

The fourth proportional to 97,571.97, 134,600.00 and 65,307.93 is: 90,091.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,571.97 : 134,600.00 = 65,307.93 : x
  2. Step 2: Convert to fraction form
    97,571.97/134,600.00 = 65,307.93/x
  3. Step 3: Cross multiply
    97,571.97x = 134,600.00 × 65,307.93
  4. Step 4: Simplify right side
    97,571.97x = 8,790,447,051.46
  5. Step 5: Solve for x
    x = 8,790,447,051.46/97,571.97
  6. Step 6: Final answer
    x = 90,091.93

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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.