Home / 178,860.49-246,702.51-151,816.41

Finding the Fourth Proportional to 178,860.49, 246,702.51 and 151,816.41

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Solution

The fourth proportional to 178,860.49, 246,702.51 and 151,816.41 is: 209,400.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,860.49 : 246,702.51 = 151,816.41 : x
  2. Step 2: Convert to fraction form
    178,860.49/246,702.51 = 151,816.41/x
  3. Step 3: Cross multiply
    178,860.49x = 246,702.51 × 151,816.41
  4. Step 4: Simplify right side
    178,860.49x = 37,453,489,406.19
  5. Step 5: Solve for x
    x = 37,453,489,406.19/178,860.49
  6. Step 6: Final answer
    x = 209,400.58

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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.