Home / 248,938.80-372,962.70-151,387.80

Finding the Fourth Proportional to 248,938.80, 372,962.70 and 151,387.80

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Solution

The fourth proportional to 248,938.80, 372,962.70 and 151,387.80 is: 226,810.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,938.80 : 372,962.70 = 151,387.80 : x
  2. Step 2: Convert to fraction form
    248,938.80/372,962.70 = 151,387.80/x
  3. Step 3: Cross multiply
    248,938.80x = 372,962.70 × 151,387.80
  4. Step 4: Simplify right side
    248,938.80x = 56,462,002,635.06
  5. Step 5: Solve for x
    x = 56,462,002,635.06/248,938.80
  6. Step 6: Final answer
    x = 226,810.78

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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.