Home / 125,626.72-188,441.16-36,881.68

Finding the Fourth Proportional to 125,626.72, 188,441.16 and 36,881.68

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Solution

The fourth proportional to 125,626.72, 188,441.16 and 36,881.68 is: 55,322.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,626.72 : 188,441.16 = 36,881.68 : x
  2. Step 2: Convert to fraction form
    125,626.72/188,441.16 = 36,881.68/x
  3. Step 3: Cross multiply
    125,626.72x = 188,441.16 × 36,881.68
  4. Step 4: Simplify right side
    125,626.72x = 6,950,026,561.95
  5. Step 5: Solve for x
    x = 6,950,026,561.95/125,626.72
  6. Step 6: Final answer
    x = 55,322.84

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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.