Home / 248,002.90-372,150.15-90,247.30

Finding the Fourth Proportional to 248,002.90, 372,150.15 and 90,247.30

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Solution

The fourth proportional to 248,002.90, 372,150.15 and 90,247.30 is: 135,424.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,002.90 : 372,150.15 = 90,247.30 : x
  2. Step 2: Convert to fraction form
    248,002.90/372,150.15 = 90,247.30/x
  3. Step 3: Cross multiply
    248,002.90x = 372,150.15 × 90,247.30
  4. Step 4: Simplify right side
    248,002.90x = 33,585,546,232.10
  5. Step 5: Solve for x
    x = 33,585,546,232.10/248,002.90
  6. Step 6: Final answer
    x = 135,424.01

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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.