Home / 102,826.60-141,606.43-96,418.85

Finding the Fourth Proportional to 102,826.60, 141,606.43 and 96,418.85

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Solution

The fourth proportional to 102,826.60, 141,606.43 and 96,418.85 is: 132,782.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,826.60 : 141,606.43 = 96,418.85 : x
  2. Step 2: Convert to fraction form
    102,826.60/141,606.43 = 96,418.85/x
  3. Step 3: Cross multiply
    102,826.60x = 141,606.43 × 96,418.85
  4. Step 4: Simplify right side
    102,826.60x = 13,653,528,184.13
  5. Step 5: Solve for x
    x = 13,653,528,184.13/102,826.60
  6. Step 6: Final answer
    x = 132,782.07

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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.