Home / 207,300.06-311,008.41-74,199.24

Finding the Fourth Proportional to 207,300.06, 311,008.41 and 74,199.24

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Solution

The fourth proportional to 207,300.06, 311,008.41 and 74,199.24 is: 111,319.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,300.06 : 311,008.41 = 74,199.24 : x
  2. Step 2: Convert to fraction form
    207,300.06/311,008.41 = 74,199.24/x
  3. Step 3: Cross multiply
    207,300.06x = 311,008.41 × 74,199.24
  4. Step 4: Simplify right side
    207,300.06x = 23,076,587,655.61
  5. Step 5: Solve for x
    x = 23,076,587,655.61/207,300.06
  6. Step 6: Final answer
    x = 111,319.73

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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.