Home / 132,113.94-182,468.66-86,993.63

Finding the Fourth Proportional to 132,113.94, 182,468.66 and 86,993.63

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Solution

The fourth proportional to 132,113.94, 182,468.66 and 86,993.63 is: 120,150.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,113.94 : 182,468.66 = 86,993.63 : x
  2. Step 2: Convert to fraction form
    132,113.94/182,468.66 = 86,993.63/x
  3. Step 3: Cross multiply
    132,113.94x = 182,468.66 × 86,993.63
  4. Step 4: Simplify right side
    132,113.94x = 15,873,611,094.64
  5. Step 5: Solve for x
    x = 15,873,611,094.64/132,113.94
  6. Step 6: Final answer
    x = 120,150.92

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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.