Home / 251,528.26-377,162.54-74,012.21

Finding the Fourth Proportional to 251,528.26, 377,162.54 and 74,012.21

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Solution

The fourth proportional to 251,528.26, 377,162.54 and 74,012.21 is: 110,980.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,528.26 : 377,162.54 = 74,012.21 : x
  2. Step 2: Convert to fraction form
    251,528.26/377,162.54 = 74,012.21/x
  3. Step 3: Cross multiply
    251,528.26x = 377,162.54 × 74,012.21
  4. Step 4: Simplify right side
    251,528.26x = 27,914,633,114.61
  5. Step 5: Solve for x
    x = 27,914,633,114.61/251,528.26
  6. Step 6: Final answer
    x = 110,980.11

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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.