Home / 272,444.40-375,965.64-151,579.44

Finding the Fourth Proportional to 272,444.40, 375,965.64 and 151,579.44

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Solution

The fourth proportional to 272,444.40, 375,965.64 and 151,579.44 is: 209,175.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,444.40 : 375,965.64 = 151,579.44 : x
  2. Step 2: Convert to fraction form
    272,444.40/375,965.64 = 151,579.44/x
  3. Step 3: Cross multiply
    272,444.40x = 375,965.64 × 151,579.44
  4. Step 4: Simplify right side
    272,444.40x = 56,988,661,170.44
  5. Step 5: Solve for x
    x = 56,988,661,170.44/272,444.40
  6. Step 6: Final answer
    x = 209,175.38

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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.