Home / 253,039.93-379,372.41-153,176.50

Finding the Fourth Proportional to 253,039.93, 379,372.41 and 153,176.50

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Solution

The fourth proportional to 253,039.93, 379,372.41 and 153,176.50 is: 229,651.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,039.93 : 379,372.41 = 153,176.50 : x
  2. Step 2: Convert to fraction form
    253,039.93/379,372.41 = 153,176.50/x
  3. Step 3: Cross multiply
    253,039.93x = 379,372.41 × 153,176.50
  4. Step 4: Simplify right side
    253,039.93x = 58,110,938,434.58
  5. Step 5: Solve for x
    x = 58,110,938,434.58/253,039.93
  6. Step 6: Final answer
    x = 229,651.26

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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.