Home / 144,421.43-216,579.08-49,624.71

Finding the Fourth Proportional to 144,421.43, 216,579.08 and 49,624.71

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Solution

The fourth proportional to 144,421.43, 216,579.08 and 49,624.71 is: 74,418.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,421.43 : 216,579.08 = 49,624.71 : x
  2. Step 2: Convert to fraction form
    144,421.43/216,579.08 = 49,624.71/x
  3. Step 3: Cross multiply
    144,421.43x = 216,579.08 × 49,624.71
  4. Step 4: Simplify right side
    144,421.43x = 10,747,674,161.13
  5. Step 5: Solve for x
    x = 10,747,674,161.13/144,421.43
  6. Step 6: Final answer
    x = 74,418.83

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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.