Home / 349,354.11-524,141.93-124,709.73

Finding the Fourth Proportional to 349,354.11, 524,141.93 and 124,709.73

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Solution

The fourth proportional to 349,354.11, 524,141.93 and 124,709.73 is: 187,104.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,354.11 : 524,141.93 = 124,709.73 : x
  2. Step 2: Convert to fraction form
    349,354.11/524,141.93 = 124,709.73/x
  3. Step 3: Cross multiply
    349,354.11x = 524,141.93 × 124,709.73
  4. Step 4: Simplify right side
    349,354.11x = 65,365,598,571.98
  5. Step 5: Solve for x
    x = 65,365,598,571.98/349,354.11
  6. Step 6: Final answer
    x = 187,104.14

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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.