Home / 349,353.11-524,140.43-124,708.73

Finding the Fourth Proportional to 349,353.11, 524,140.43 and 124,708.73

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Solution

The fourth proportional to 349,353.11, 524,140.43 and 124,708.73 is: 187,102.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,353.11 : 524,140.43 = 124,708.73 : x
  2. Step 2: Convert to fraction form
    349,353.11/524,140.43 = 124,708.73/x
  3. Step 3: Cross multiply
    349,353.11x = 524,140.43 × 124,708.73
  4. Step 4: Simplify right side
    349,353.11x = 65,364,884,122.71
  5. Step 5: Solve for x
    x = 65,364,884,122.71/349,353.11
  6. Step 6: Final answer
    x = 187,102.63

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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.