Home / 125,725.24-173,502.06-69,137

Finding the Fourth Proportional to 125,725.24, 173,502.06 and 69,137

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Solution

The fourth proportional to 125,725.24, 173,502.06 and 69,137 is: 95,409.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,725.24 : 173,502.06 = 69,137 : x
  2. Step 2: Convert to fraction form
    125,725.24/173,502.06 = 69,137/x
  3. Step 3: Cross multiply
    125,725.24x = 173,502.06 × 69,137
  4. Step 4: Simplify right side
    125,725.24x = 11,995,411,922.22
  5. Step 5: Solve for x
    x = 11,995,411,922.22/125,725.24
  6. Step 6: Final answer
    x = 95,409.74

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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.