Home / 88,630.08-122,367.24-68,451.36

Finding the Fourth Proportional to 88,630.08, 122,367.24 and 68,451.36

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Solution

The fourth proportional to 88,630.08, 122,367.24 and 68,451.36 is: 94,507.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,630.08 : 122,367.24 = 68,451.36 : x
  2. Step 2: Convert to fraction form
    88,630.08/122,367.24 = 68,451.36/x
  3. Step 3: Cross multiply
    88,630.08x = 122,367.24 × 68,451.36
  4. Step 4: Simplify right side
    88,630.08x = 8,376,203,997.45
  5. Step 5: Solve for x
    x = 8,376,203,997.45/88,630.08
  6. Step 6: Final answer
    x = 94,507.46

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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.