Home / 37,762.20-56,643.30-18,079.20

Finding the Fourth Proportional to 37,762.20, 56,643.30 and 18,079.20

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Solution

The fourth proportional to 37,762.20, 56,643.30 and 18,079.20 is: 27,118.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,762.20 : 56,643.30 = 18,079.20 : x
  2. Step 2: Convert to fraction form
    37,762.20/56,643.30 = 18,079.20/x
  3. Step 3: Cross multiply
    37,762.20x = 56,643.30 × 18,079.20
  4. Step 4: Simplify right side
    37,762.20x = 1,024,065,549.36
  5. Step 5: Solve for x
    x = 1,024,065,549.36/37,762.20
  6. Step 6: Final answer
    x = 27,118.80

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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.