Home / 49,639.88-74,456.18-14,582.28

Finding the Fourth Proportional to 49,639.88, 74,456.18 and 14,582.28

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Solution

The fourth proportional to 49,639.88, 74,456.18 and 14,582.28 is: 21,872.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,639.88 : 74,456.18 = 14,582.28 : x
  2. Step 2: Convert to fraction form
    49,639.88/74,456.18 = 14,582.28/x
  3. Step 3: Cross multiply
    49,639.88x = 74,456.18 × 14,582.28
  4. Step 4: Simplify right side
    49,639.88x = 1,085,740,864.49
  5. Step 5: Solve for x
    x = 1,085,740,864.49/49,639.88
  6. Step 6: Final answer
    x = 21,872.35

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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.