Home / 160,538.40-240,809.44-42,221.70

Finding the Fourth Proportional to 160,538.40, 240,809.44 and 42,221.70

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Solution

The fourth proportional to 160,538.40, 240,809.44 and 42,221.70 is: 63,333.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,538.40 : 240,809.44 = 42,221.70 : x
  2. Step 2: Convert to fraction form
    160,538.40/240,809.44 = 42,221.70/x
  3. Step 3: Cross multiply
    160,538.40x = 240,809.44 × 42,221.70
  4. Step 4: Simplify right side
    160,538.40x = 10,167,383,932.85
  5. Step 5: Solve for x
    x = 10,167,383,932.85/160,538.40
  6. Step 6: Final answer
    x = 63,333.03

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1.5x scale

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.