Home / 132,796.70-183,257.06-72,367.84

Finding the Fourth Proportional to 132,796.70, 183,257.06 and 72,367.84

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Solution

The fourth proportional to 132,796.70, 183,257.06 and 72,367.84 is: 99,866.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,796.70 : 183,257.06 = 72,367.84 : x
  2. Step 2: Convert to fraction form
    132,796.70/183,257.06 = 72,367.84/x
  3. Step 3: Cross multiply
    132,796.70x = 183,257.06 × 72,367.84
  4. Step 4: Simplify right side
    132,796.70x = 13,261,916,776.97
  5. Step 5: Solve for x
    x = 13,261,916,776.97/132,796.70
  6. Step 6: Final answer
    x = 99,866.32

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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.