Home / 205,304.10-307,956.15-134,445.30

Finding the Fourth Proportional to 205,304.10, 307,956.15 and 134,445.30

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Solution

The fourth proportional to 205,304.10, 307,956.15 and 134,445.30 is: 201,667.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,304.10 : 307,956.15 = 134,445.30 : x
  2. Step 2: Convert to fraction form
    205,304.10/307,956.15 = 134,445.30/x
  3. Step 3: Cross multiply
    205,304.10x = 307,956.15 × 134,445.30
  4. Step 4: Simplify right side
    205,304.10x = 41,403,256,973.60
  5. Step 5: Solve for x
    x = 41,403,256,973.60/205,304.10
  6. Step 6: Final answer
    x = 201,667.95

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Similar ratio
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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.