Home / 351,151.20-526,532.40-140,551.20

Finding the Fourth Proportional to 351,151.20, 526,532.40 and 140,551.20

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Solution

The fourth proportional to 351,151.20, 526,532.40 and 140,551.20 is: 210,748.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,151.20 : 526,532.40 = 140,551.20 : x
  2. Step 2: Convert to fraction form
    351,151.20/526,532.40 = 140,551.20/x
  3. Step 3: Cross multiply
    351,151.20x = 526,532.40 × 140,551.20
  4. Step 4: Simplify right side
    351,151.20x = 74,004,760,658.88
  5. Step 5: Solve for x
    x = 74,004,760,658.88/351,151.20
  6. Step 6: Final answer
    x = 210,748.99

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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.