Home / 49,434.78-74,167.29-14,374.74

Finding the Fourth Proportional to 49,434.78, 74,167.29 and 14,374.74

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Solution

The fourth proportional to 49,434.78, 74,167.29 and 14,374.74 is: 21,566.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,434.78 : 74,167.29 = 14,374.74 : x
  2. Step 2: Convert to fraction form
    49,434.78/74,167.29 = 14,374.74/x
  3. Step 3: Cross multiply
    49,434.78x = 74,167.29 × 14,374.74
  4. Step 4: Simplify right side
    49,434.78x = 1,066,135,510.25
  5. Step 5: Solve for x
    x = 1,066,135,510.25/49,434.78
  6. Step 6: Final answer
    x = 21,566.51

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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.