Home / 214,599.85-296,055.34-129,667.75

Finding the Fourth Proportional to 214,599.85, 296,055.34 and 129,667.75

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Solution

The fourth proportional to 214,599.85, 296,055.34 and 129,667.75 is: 178,885.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,599.85 : 296,055.34 = 129,667.75 : x
  2. Step 2: Convert to fraction form
    214,599.85/296,055.34 = 129,667.75/x
  3. Step 3: Cross multiply
    214,599.85x = 296,055.34 × 129,667.75
  4. Step 4: Simplify right side
    214,599.85x = 38,388,829,813.29
  5. Step 5: Solve for x
    x = 38,388,829,813.29/214,599.85
  6. Step 6: Final answer
    x = 178,885.63

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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.