Home / 125,511.24-173,205.72-68,926.20

Finding the Fourth Proportional to 125,511.24, 173,205.72 and 68,926.20

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Solution

The fourth proportional to 125,511.24, 173,205.72 and 68,926.20 is: 95,118.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,511.24 : 173,205.72 = 68,926.20 : x
  2. Step 2: Convert to fraction form
    125,511.24/173,205.72 = 68,926.20/x
  3. Step 3: Cross multiply
    125,511.24x = 173,205.72 × 68,926.20
  4. Step 4: Simplify right side
    125,511.24x = 11,938,412,097.86
  5. Step 5: Solve for x
    x = 11,938,412,097.86/125,511.24
  6. Step 6: Final answer
    x = 95,118.27

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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.