Home / 132,790.88-183,246.76-74,645.84

Finding the Fourth Proportional to 132,790.88, 183,246.76 and 74,645.84

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Solution

The fourth proportional to 132,790.88, 183,246.76 and 74,645.84 is: 103,008.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,790.88 : 183,246.76 = 74,645.84 : x
  2. Step 2: Convert to fraction form
    132,790.88/183,246.76 = 74,645.84/x
  3. Step 3: Cross multiply
    132,790.88x = 183,246.76 × 74,645.84
  4. Step 4: Simplify right side
    132,790.88x = 13,678,608,327.48
  5. Step 5: Solve for x
    x = 13,678,608,327.48/132,790.88
  6. Step 6: Final answer
    x = 103,008.64

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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.