Home / 134,082.20-201,123.30-89,467.40

Finding the Fourth Proportional to 134,082.20, 201,123.30 and 89,467.40

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Solution

The fourth proportional to 134,082.20, 201,123.30 and 89,467.40 is: 134,201.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,082.20 : 201,123.30 = 89,467.40 : x
  2. Step 2: Convert to fraction form
    134,082.20/201,123.30 = 89,467.40/x
  3. Step 3: Cross multiply
    134,082.20x = 201,123.30 × 89,467.40
  4. Step 4: Simplify right side
    134,082.20x = 17,993,978,730.42
  5. Step 5: Solve for x
    x = 17,993,978,730.42/134,082.20
  6. Step 6: Final answer
    x = 134,201.10

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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.