Home / 63,639.25-87,817.02-36,783.49

Finding the Fourth Proportional to 63,639.25, 87,817.02 and 36,783.49

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Solution

The fourth proportional to 63,639.25, 87,817.02 and 36,783.49 is: 50,758.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,639.25 : 87,817.02 = 36,783.49 : x
  2. Step 2: Convert to fraction form
    63,639.25/87,817.02 = 36,783.49/x
  3. Step 3: Cross multiply
    63,639.25x = 87,817.02 × 36,783.49
  4. Step 4: Simplify right side
    63,639.25x = 3,230,216,477.00
  5. Step 5: Solve for x
    x = 3,230,216,477.00/63,639.25
  6. Step 6: Final answer
    x = 50,758.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.