Home / 248,697.36-373,156.20-130,340.43

Finding the Fourth Proportional to 248,697.36, 373,156.20 and 130,340.43

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Solution

The fourth proportional to 248,697.36, 373,156.20 and 130,340.43 is: 195,568.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,697.36 : 373,156.20 = 130,340.43 : x
  2. Step 2: Convert to fraction form
    248,697.36/373,156.20 = 130,340.43/x
  3. Step 3: Cross multiply
    248,697.36x = 373,156.20 × 130,340.43
  4. Step 4: Simplify right side
    248,697.36x = 48,637,339,565.17
  5. Step 5: Solve for x
    x = 48,637,339,565.17/248,697.36
  6. Step 6: Final answer
    x = 195,568.38

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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.