Home / 49,712.79-74,571.48-14,176.53

Finding the Fourth Proportional to 49,712.79, 74,571.48 and 14,176.53

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Solution

The fourth proportional to 49,712.79, 74,571.48 and 14,176.53 is: 21,265.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,712.79 : 74,571.48 = 14,176.53 : x
  2. Step 2: Convert to fraction form
    49,712.79/74,571.48 = 14,176.53/x
  3. Step 3: Cross multiply
    49,712.79x = 74,571.48 × 14,176.53
  4. Step 4: Simplify right side
    49,712.79x = 1,057,164,823.36
  5. Step 5: Solve for x
    x = 1,057,164,823.36/49,712.79
  6. Step 6: Final answer
    x = 21,265.45

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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.