Home / 219,942.80-329,837.40-114,726.80

Finding the Fourth Proportional to 219,942.80, 329,837.40 and 114,726.80

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Solution

The fourth proportional to 219,942.80, 329,837.40 and 114,726.80 is: 172,050.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,942.80 : 329,837.40 = 114,726.80 : x
  2. Step 2: Convert to fraction form
    219,942.80/329,837.40 = 114,726.80/x
  3. Step 3: Cross multiply
    219,942.80x = 329,837.40 × 114,726.80
  4. Step 4: Simplify right side
    219,942.80x = 37,841,189,422.32
  5. Step 5: Solve for x
    x = 37,841,189,422.32/219,942.80
  6. Step 6: Final answer
    x = 172,050.14

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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.