Home / 349,856.20-524,849.10-113,206.60

Finding the Fourth Proportional to 349,856.20, 524,849.10 and 113,206.60

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Solution

The fourth proportional to 349,856.20, 524,849.10 and 113,206.60 is: 169,830.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,856.20 : 524,849.10 = 113,206.60 : x
  2. Step 2: Convert to fraction form
    349,856.20/524,849.10 = 113,206.60/x
  3. Step 3: Cross multiply
    349,856.20x = 524,849.10 × 113,206.60
  4. Step 4: Simplify right side
    349,856.20x = 59,416,382,124.06
  5. Step 5: Solve for x
    x = 59,416,382,124.06/349,856.20
  6. Step 6: Final answer
    x = 169,830.87

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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.