Home / 144,836.66-199,874.13-84,443.06

Finding the Fourth Proportional to 144,836.66, 199,874.13 and 84,443.06

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Solution

The fourth proportional to 144,836.66, 199,874.13 and 84,443.06 is: 116,531.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,836.66 : 199,874.13 = 84,443.06 : x
  2. Step 2: Convert to fraction form
    144,836.66/199,874.13 = 84,443.06/x
  3. Step 3: Cross multiply
    144,836.66x = 199,874.13 × 84,443.06
  4. Step 4: Simplify right side
    144,836.66x = 16,877,983,152.04
  5. Step 5: Solve for x
    x = 16,877,983,152.04/144,836.66
  6. Step 6: Final answer
    x = 116,531.15

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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.