Home / 383,899.41-575,724.24-127,663.02

Finding the Fourth Proportional to 383,899.41, 575,724.24 and 127,663.02

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Solution

The fourth proportional to 383,899.41, 575,724.24 and 127,663.02 is: 191,453.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,899.41 : 575,724.24 = 127,663.02 : x
  2. Step 2: Convert to fraction form
    383,899.41/575,724.24 = 127,663.02/x
  3. Step 3: Cross multiply
    383,899.41x = 575,724.24 × 127,663.02
  4. Step 4: Simplify right side
    383,899.41x = 73,498,695,165.60
  5. Step 5: Solve for x
    x = 73,498,695,165.60/383,899.41
  6. Step 6: Final answer
    x = 191,453.00

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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.