Home / 88,789.80-122,498.04-52,483.60

Finding the Fourth Proportional to 88,789.80, 122,498.04 and 52,483.60

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Solution

The fourth proportional to 88,789.80, 122,498.04 and 52,483.60 is: 72,408.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,789.80 : 122,498.04 = 52,483.60 : x
  2. Step 2: Convert to fraction form
    88,789.80/122,498.04 = 52,483.60/x
  3. Step 3: Cross multiply
    88,789.80x = 122,498.04 × 52,483.60
  4. Step 4: Simplify right side
    88,789.80x = 6,429,138,132.14
  5. Step 5: Solve for x
    x = 6,429,138,132.14/88,789.80
  6. Step 6: Final answer
    x = 72,408.52

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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.