Home / 203,207.10-304,810.65-132,348.30

Finding the Fourth Proportional to 203,207.10, 304,810.65 and 132,348.30

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Solution

The fourth proportional to 203,207.10, 304,810.65 and 132,348.30 is: 198,522.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,207.10 : 304,810.65 = 132,348.30 : x
  2. Step 2: Convert to fraction form
    203,207.10/304,810.65 = 132,348.30/x
  3. Step 3: Cross multiply
    203,207.10x = 304,810.65 × 132,348.30
  4. Step 4: Simplify right side
    203,207.10x = 40,341,171,349.40
  5. Step 5: Solve for x
    x = 40,341,171,349.40/203,207.10
  6. Step 6: Final answer
    x = 198,522.45

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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.