Home / 49,430.06-74,149.14-14,369.68

Finding the Fourth Proportional to 49,430.06, 74,149.14 and 14,369.68

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Solution

The fourth proportional to 49,430.06, 74,149.14 and 14,369.68 is: 21,555.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,430.06 : 74,149.14 = 14,369.68 : x
  2. Step 2: Convert to fraction form
    49,430.06/74,149.14 = 14,369.68/x
  3. Step 3: Cross multiply
    49,430.06x = 74,149.14 × 14,369.68
  4. Step 4: Simplify right side
    49,430.06x = 1,065,499,414.08
  5. Step 5: Solve for x
    x = 1,065,499,414.08/49,430.06
  6. Step 6: Final answer
    x = 21,555.70

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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.