Home / 349,388.12-524,192.94-124,743.80

Finding the Fourth Proportional to 349,388.12, 524,192.94 and 124,743.80

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Solution

The fourth proportional to 349,388.12, 524,192.94 and 124,743.80 is: 187,155.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,388.12 : 524,192.94 = 124,743.80 : x
  2. Step 2: Convert to fraction form
    349,388.12/524,192.94 = 124,743.80/x
  3. Step 3: Cross multiply
    349,388.12x = 524,192.94 × 124,743.80
  4. Step 4: Simplify right side
    349,388.12x = 65,389,819,268.77
  5. Step 5: Solve for x
    x = 65,389,819,268.77/349,388.12
  6. Step 6: Final answer
    x = 187,155.25

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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.