Home / 125,961.40-188,942.10-41,698.90

Finding the Fourth Proportional to 125,961.40, 188,942.10 and 41,698.90

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Solution

The fourth proportional to 125,961.40, 188,942.10 and 41,698.90 is: 62,548.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,961.40 : 188,942.10 = 41,698.90 : x
  2. Step 2: Convert to fraction form
    125,961.40/188,942.10 = 41,698.90/x
  3. Step 3: Cross multiply
    125,961.40x = 188,942.10 × 41,698.90
  4. Step 4: Simplify right side
    125,961.40x = 7,878,677,733.69
  5. Step 5: Solve for x
    x = 7,878,677,733.69/125,961.40
  6. Step 6: Final answer
    x = 62,548.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.