Home / 132,551.45-182,915.52-72,122.33

Finding the Fourth Proportional to 132,551.45, 182,915.52 and 72,122.33

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Solution

The fourth proportional to 132,551.45, 182,915.52 and 72,122.33 is: 99,525.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,551.45 : 182,915.52 = 72,122.33 : x
  2. Step 2: Convert to fraction form
    132,551.45/182,915.52 = 72,122.33/x
  3. Step 3: Cross multiply
    132,551.45x = 182,915.52 × 72,122.33
  4. Step 4: Simplify right side
    132,551.45x = 13,192,293,495.56
  5. Step 5: Solve for x
    x = 13,192,293,495.56/132,551.45
  6. Step 6: Final answer
    x = 99,525.83

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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.