Home / 42,879.00-64,319.77-36,599.41

Finding the Fourth Proportional to 42,879.00, 64,319.77 and 36,599.41

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Solution

The fourth proportional to 42,879.00, 64,319.77 and 36,599.41 is: 54,900.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,879.00 : 64,319.77 = 36,599.41 : x
  2. Step 2: Convert to fraction form
    42,879.00/64,319.77 = 36,599.41/x
  3. Step 3: Cross multiply
    42,879.00x = 64,319.77 × 36,599.41
  4. Step 4: Simplify right side
    42,879.00x = 2,354,065,759.48
  5. Step 5: Solve for x
    x = 2,354,065,759.48/42,879.00
  6. Step 6: Final answer
    x = 54,900.20

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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.