Home / 49,516.48-74,277.24-14,458.78

Finding the Fourth Proportional to 49,516.48, 74,277.24 and 14,458.78

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Solution

The fourth proportional to 49,516.48, 74,277.24 and 14,458.78 is: 21,688.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,516.48 : 74,277.24 = 14,458.78 : x
  2. Step 2: Convert to fraction form
    49,516.48/74,277.24 = 14,458.78/x
  3. Step 3: Cross multiply
    49,516.48x = 74,277.24 × 14,458.78
  4. Step 4: Simplify right side
    49,516.48x = 1,073,958,272.17
  5. Step 5: Solve for x
    x = 1,073,958,272.17/49,516.48
  6. Step 6: Final answer
    x = 21,688.91

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1.5x scale

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.