Home / 88,650.20-122,320.55-52,843.55

Finding the Fourth Proportional to 88,650.20, 122,320.55 and 52,843.55

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Solution

The fourth proportional to 88,650.20, 122,320.55 and 52,843.55 is: 72,914.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,650.20 : 122,320.55 = 52,843.55 : x
  2. Step 2: Convert to fraction form
    88,650.20/122,320.55 = 52,843.55/x
  3. Step 3: Cross multiply
    88,650.20x = 122,320.55 × 52,843.55
  4. Step 4: Simplify right side
    88,650.20x = 6,463,851,224.13
  5. Step 5: Solve for x
    x = 6,463,851,224.13/88,650.20
  6. Step 6: Final answer
    x = 72,914.12

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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.