Home / 149,189.60-224,601.08-136,125.92

Finding the Fourth Proportional to 149,189.60, 224,601.08 and 136,125.92

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Solution

The fourth proportional to 149,189.60, 224,601.08 and 136,125.92 is: 204,934.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,189.60 : 224,601.08 = 136,125.92 : x
  2. Step 2: Convert to fraction form
    149,189.60/224,601.08 = 136,125.92/x
  3. Step 3: Cross multiply
    149,189.60x = 224,601.08 × 136,125.92
  4. Step 4: Simplify right side
    149,189.60x = 30,574,028,647.99
  5. Step 5: Solve for x
    x = 30,574,028,647.99/149,189.60
  6. Step 6: Final answer
    x = 204,934.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.