Home / 114,024.30-171,036.45-72,033.90

Finding the Fourth Proportional to 114,024.30, 171,036.45 and 72,033.90

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Solution

The fourth proportional to 114,024.30, 171,036.45 and 72,033.90 is: 108,050.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,024.30 : 171,036.45 = 72,033.90 : x
  2. Step 2: Convert to fraction form
    114,024.30/171,036.45 = 72,033.90/x
  3. Step 3: Cross multiply
    114,024.30x = 171,036.45 × 72,033.90
  4. Step 4: Simplify right side
    114,024.30x = 12,320,422,535.66
  5. Step 5: Solve for x
    x = 12,320,422,535.66/114,024.30
  6. Step 6: Final answer
    x = 108,050.85

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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.