Home / 182,028.20-251,168.46-101,438.06

Finding the Fourth Proportional to 182,028.20, 251,168.46 and 101,438.06

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Solution

The fourth proportional to 182,028.20, 251,168.46 and 101,438.06 is: 139,967.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,028.20 : 251,168.46 = 101,438.06 : x
  2. Step 2: Convert to fraction form
    182,028.20/251,168.46 = 101,438.06/x
  3. Step 3: Cross multiply
    182,028.20x = 251,168.46 × 101,438.06
  4. Step 4: Simplify right side
    182,028.20x = 25,478,041,315.59
  5. Step 5: Solve for x
    x = 25,478,041,315.59/182,028.20
  6. Step 6: Final answer
    x = 139,967.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.