Home / 37,631.40-56,480.92-20,116.20

Finding the Fourth Proportional to 37,631.40, 56,480.92 and 20,116.20

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Solution

The fourth proportional to 37,631.40, 56,480.92 and 20,116.20 is: 30,192.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,631.40 : 56,480.92 = 20,116.20 : x
  2. Step 2: Convert to fraction form
    37,631.40/56,480.92 = 20,116.20/x
  3. Step 3: Cross multiply
    37,631.40x = 56,480.92 × 20,116.20
  4. Step 4: Simplify right side
    37,631.40x = 1,136,181,482.90
  5. Step 5: Solve for x
    x = 1,136,181,482.90/37,631.40
  6. Step 6: Final answer
    x = 30,192.38

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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.