Home / 251,531.20-377,216.58-83,020.24

Finding the Fourth Proportional to 251,531.20, 377,216.58 and 83,020.24

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Solution

The fourth proportional to 251,531.20, 377,216.58 and 83,020.24 is: 124,503.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,531.20 : 377,216.58 = 83,020.24 : x
  2. Step 2: Convert to fraction form
    251,531.20/377,216.58 = 83,020.24/x
  3. Step 3: Cross multiply
    251,531.20x = 377,216.58 × 83,020.24
  4. Step 4: Simplify right side
    251,531.20x = 31,316,611,003.58
  5. Step 5: Solve for x
    x = 31,316,611,003.58/251,531.20
  6. Step 6: Final answer
    x = 124,503.88

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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.