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Finding the Fourth Proportional to 132,797.68, 183,260.82 and 72,368.33

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Solution

The fourth proportional to 132,797.68, 183,260.82 and 72,368.33 is: 99,868.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,797.68 : 183,260.82 = 72,368.33 : x
  2. Step 2: Convert to fraction form
    132,797.68/183,260.82 = 72,368.33/x
  3. Step 3: Cross multiply
    132,797.68x = 183,260.82 × 72,368.33
  4. Step 4: Simplify right side
    132,797.68x = 13,262,278,852.91
  5. Step 5: Solve for x
    x = 13,262,278,852.91/132,797.68
  6. Step 6: Final answer
    x = 99,868.30

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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.