Home / 88,768.61-122,484.45-50,525.91

Finding the Fourth Proportional to 88,768.61, 122,484.45 and 50,525.91

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Solution

The fourth proportional to 88,768.61, 122,484.45 and 50,525.91 is: 69,716.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,768.61 : 122,484.45 = 50,525.91 : x
  2. Step 2: Convert to fraction form
    88,768.61/122,484.45 = 50,525.91/x
  3. Step 3: Cross multiply
    88,768.61x = 122,484.45 × 50,525.91
  4. Step 4: Simplify right side
    88,768.61x = 6,188,638,486.57
  5. Step 5: Solve for x
    x = 6,188,638,486.57/88,768.61
  6. Step 6: Final answer
    x = 69,716.52

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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.