Home / 125,611.43-173,341.80-69,021.59

Finding the Fourth Proportional to 125,611.43, 173,341.80 and 69,021.59

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Solution

The fourth proportional to 125,611.43, 173,341.80 and 69,021.59 is: 95,248.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,611.43 : 173,341.80 = 69,021.59 : x
  2. Step 2: Convert to fraction form
    125,611.43/173,341.80 = 69,021.59/x
  3. Step 3: Cross multiply
    125,611.43x = 173,341.80 × 69,021.59
  4. Step 4: Simplify right side
    125,611.43x = 11,964,325,782.75
  5. Step 5: Solve for x
    x = 11,964,325,782.75/125,611.43
  6. Step 6: Final answer
    x = 95,248.71

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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.