Home / 49,446.99-74,172.53-14,386.65

Finding the Fourth Proportional to 49,446.99, 74,172.53 and 14,386.65

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Solution

The fourth proportional to 49,446.99, 74,172.53 and 14,386.65 is: 21,580.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,446.99 : 74,172.53 = 14,386.65 : x
  2. Step 2: Convert to fraction form
    49,446.99/74,172.53 = 14,386.65/x
  3. Step 3: Cross multiply
    49,446.99x = 74,172.53 × 14,386.65
  4. Step 4: Simplify right side
    49,446.99x = 1,067,094,156.79
  5. Step 5: Solve for x
    x = 1,067,094,156.79/49,446.99
  6. Step 6: Final answer
    x = 21,580.57

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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.