Home / 37,279.02-55,899.36-10,980.30

Finding the Fourth Proportional to 37,279.02, 55,899.36 and 10,980.30

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Solution

The fourth proportional to 37,279.02, 55,899.36 and 10,980.30 is: 16,464.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,279.02 : 55,899.36 = 10,980.30 : x
  2. Step 2: Convert to fraction form
    37,279.02/55,899.36 = 10,980.30/x
  3. Step 3: Cross multiply
    37,279.02x = 55,899.36 × 10,980.30
  4. Step 4: Simplify right side
    37,279.02x = 613,791,742.61
  5. Step 5: Solve for x
    x = 613,791,742.61/37,279.02
  6. Step 6: Final answer
    x = 16,464.80

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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.