Home / 272,844.47-376,475.40-151,982.75

Finding the Fourth Proportional to 272,844.47, 376,475.40 and 151,982.75

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Solution

The fourth proportional to 272,844.47, 376,475.40 and 151,982.75 is: 209,708.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,844.47 : 376,475.40 = 151,982.75 : x
  2. Step 2: Convert to fraction form
    272,844.47/376,475.40 = 151,982.75/x
  3. Step 3: Cross multiply
    272,844.47x = 376,475.40 × 151,982.75
  4. Step 4: Simplify right side
    272,844.47x = 57,217,766,599.35
  5. Step 5: Solve for x
    x = 57,217,766,599.35/272,844.47
  6. Step 6: Final answer
    x = 209,708.36

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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.