Home / 272,546.04-376,109.78-151,687.30

Finding the Fourth Proportional to 272,546.04, 376,109.78 and 151,687.30

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Solution

The fourth proportional to 272,546.04, 376,109.78 and 151,687.30 is: 209,326.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,546.04 : 376,109.78 = 151,687.30 : x
  2. Step 2: Convert to fraction form
    272,546.04/376,109.78 = 151,687.30/x
  3. Step 3: Cross multiply
    272,546.04x = 376,109.78 × 151,687.30
  4. Step 4: Simplify right side
    272,546.04x = 57,051,077,031.79
  5. Step 5: Solve for x
    x = 57,051,077,031.79/272,546.04
  6. Step 6: Final answer
    x = 209,326.38

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1.5x scale

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.