Home / 132,551.66-182,922.08-72,122.76

Finding the Fourth Proportional to 132,551.66, 182,922.08 and 72,122.76

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Solution

The fourth proportional to 132,551.66, 182,922.08 and 72,122.76 is: 99,529.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,551.66 : 182,922.08 = 72,122.76 : x
  2. Step 2: Convert to fraction form
    132,551.66/182,922.08 = 72,122.76/x
  3. Step 3: Cross multiply
    132,551.66x = 182,922.08 × 72,122.76
  4. Step 4: Simplify right side
    132,551.66x = 13,192,844,913.93
  5. Step 5: Solve for x
    x = 13,192,844,913.93/132,551.66
  6. Step 6: Final answer
    x = 99,529.84

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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.