Home / 49,487.34-74,237.69-14,426.72

Finding the Fourth Proportional to 49,487.34, 74,237.69 and 14,426.72

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Solution

The fourth proportional to 49,487.34, 74,237.69 and 14,426.72 is: 21,642.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,487.34 : 74,237.69 = 14,426.72 : x
  2. Step 2: Convert to fraction form
    49,487.34/74,237.69 = 14,426.72/x
  3. Step 3: Cross multiply
    49,487.34x = 74,237.69 × 14,426.72
  4. Step 4: Simplify right side
    49,487.34x = 1,071,006,367.08
  5. Step 5: Solve for x
    x = 1,071,006,367.08/49,487.34
  6. Step 6: Final answer
    x = 21,642.03

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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.