Home / 88,029.55-121,462.08-52,231.20

Finding the Fourth Proportional to 88,029.55, 121,462.08 and 52,231.20

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Solution

The fourth proportional to 88,029.55, 121,462.08 and 52,231.20 is: 72,067.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,029.55 : 121,462.08 = 52,231.20 : x
  2. Step 2: Convert to fraction form
    88,029.55/121,462.08 = 52,231.20/x
  3. Step 3: Cross multiply
    88,029.55x = 121,462.08 × 52,231.20
  4. Step 4: Simplify right side
    88,029.55x = 6,344,109,835.35
  5. Step 5: Solve for x
    x = 6,344,109,835.35/88,029.55
  6. Step 6: Final answer
    x = 72,067.96

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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.