Home / 271,177.28-374,098.08-170,630.72

Finding the Fourth Proportional to 271,177.28, 374,098.08 and 170,630.72

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Solution

The fourth proportional to 271,177.28, 374,098.08 and 170,630.72 is: 235,390.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,177.28 : 374,098.08 = 170,630.72 : x
  2. Step 2: Convert to fraction form
    271,177.28/374,098.08 = 170,630.72/x
  3. Step 3: Cross multiply
    271,177.28x = 374,098.08 × 170,630.72
  4. Step 4: Simplify right side
    271,177.28x = 63,832,624,741.02
  5. Step 5: Solve for x
    x = 63,832,624,741.02/271,177.28
  6. Step 6: Final answer
    x = 235,390.76

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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.