Home / 227,715.19-314,274.68-132,221.89

Finding the Fourth Proportional to 227,715.19, 314,274.68 and 132,221.89

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Solution

The fourth proportional to 227,715.19, 314,274.68 and 132,221.89 is: 182,482.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,715.19 : 314,274.68 = 132,221.89 : x
  2. Step 2: Convert to fraction form
    227,715.19/314,274.68 = 132,221.89/x
  3. Step 3: Cross multiply
    227,715.19x = 314,274.68 × 132,221.89
  4. Step 4: Simplify right side
    227,715.19x = 41,553,991,900.48
  5. Step 5: Solve for x
    x = 41,553,991,900.48/227,715.19
  6. Step 6: Final answer
    x = 182,482.30

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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.