Home / 132,742.26-183,064.05-87,952.50

Finding the Fourth Proportional to 132,742.26, 183,064.05 and 87,952.50

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Solution

The fourth proportional to 132,742.26, 183,064.05 and 87,952.50 is: 121,294.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,742.26 : 183,064.05 = 87,952.50 : x
  2. Step 2: Convert to fraction form
    132,742.26/183,064.05 = 87,952.50/x
  3. Step 3: Cross multiply
    132,742.26x = 183,064.05 × 87,952.50
  4. Step 4: Simplify right side
    132,742.26x = 16,100,940,857.63
  5. Step 5: Solve for x
    x = 16,100,940,857.63/132,742.26
  6. Step 6: Final answer
    x = 121,294.76

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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.