Home / 102,023.93-140,698.85-63,771.27

Finding the Fourth Proportional to 102,023.93, 140,698.85 and 63,771.27

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Solution

The fourth proportional to 102,023.93, 140,698.85 and 63,771.27 is: 87,945.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,023.93 : 140,698.85 = 63,771.27 : x
  2. Step 2: Convert to fraction form
    102,023.93/140,698.85 = 63,771.27/x
  3. Step 3: Cross multiply
    102,023.93x = 140,698.85 × 63,771.27
  4. Step 4: Simplify right side
    102,023.93x = 8,972,544,033.18
  5. Step 5: Solve for x
    x = 8,972,544,033.18/102,023.93
  6. Step 6: Final answer
    x = 87,945.49

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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.