Home / 214,826.32-296,412.60-129,941.56

Finding the Fourth Proportional to 214,826.32, 296,412.60 and 129,941.56

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Solution

The fourth proportional to 214,826.32, 296,412.60 and 129,941.56 is: 179,290.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,826.32 : 296,412.60 = 129,941.56 : x
  2. Step 2: Convert to fraction form
    214,826.32/296,412.60 = 129,941.56/x
  3. Step 3: Cross multiply
    214,826.32x = 296,412.60 × 129,941.56
  4. Step 4: Simplify right side
    214,826.32x = 38,516,315,647.66
  5. Step 5: Solve for x
    x = 38,516,315,647.66/214,826.32
  6. Step 6: Final answer
    x = 179,290.49

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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.