Home / 49,781.49-74,672.51-14,721.45

Finding the Fourth Proportional to 49,781.49, 74,672.51 and 14,721.45

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Solution

The fourth proportional to 49,781.49, 74,672.51 and 14,721.45 is: 22,082.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,781.49 : 74,672.51 = 14,721.45 : x
  2. Step 2: Convert to fraction form
    49,781.49/74,672.51 = 14,721.45/x
  3. Step 3: Cross multiply
    49,781.49x = 74,672.51 × 14,721.45
  4. Step 4: Simplify right side
    49,781.49x = 1,099,287,548.73
  5. Step 5: Solve for x
    x = 1,099,287,548.73/49,781.49
  6. Step 6: Final answer
    x = 22,082.25

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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.