Home / 49,637.80-74,456.70-44,000.20

Finding the Fourth Proportional to 49,637.80, 74,456.70 and 44,000.20

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Solution

The fourth proportional to 49,637.80, 74,456.70 and 44,000.20 is: 66,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,637.80 : 74,456.70 = 44,000.20 : x
  2. Step 2: Convert to fraction form
    49,637.80/74,456.70 = 44,000.20/x
  3. Step 3: Cross multiply
    49,637.80x = 74,456.70 × 44,000.20
  4. Step 4: Simplify right side
    49,637.80x = 3,276,109,691.34
  5. Step 5: Solve for x
    x = 3,276,109,691.34/49,637.80
  6. Step 6: Final answer
    x = 66,000.30

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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.