Home / 132,150.36-182,367.43-74,788.64

Finding the Fourth Proportional to 132,150.36, 182,367.43 and 74,788.64

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Solution

The fourth proportional to 132,150.36, 182,367.43 and 74,788.64 is: 103,208.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,150.36 : 182,367.43 = 74,788.64 : x
  2. Step 2: Convert to fraction form
    132,150.36/182,367.43 = 74,788.64/x
  3. Step 3: Cross multiply
    132,150.36x = 182,367.43 × 74,788.64
  4. Step 4: Simplify right side
    132,150.36x = 13,639,011,655.06
  5. Step 5: Solve for x
    x = 13,639,011,655.06/132,150.36
  6. Step 6: Final answer
    x = 103,208.28

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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.