Home / 251,353.56-346,865.46-187,110.09

Finding the Fourth Proportional to 251,353.56, 346,865.46 and 187,110.09

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Solution

The fourth proportional to 251,353.56, 346,865.46 and 187,110.09 is: 258,210.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,353.56 : 346,865.46 = 187,110.09 : x
  2. Step 2: Convert to fraction form
    251,353.56/346,865.46 = 187,110.09/x
  3. Step 3: Cross multiply
    251,353.56x = 346,865.46 × 187,110.09
  4. Step 4: Simplify right side
    251,353.56x = 64,902,026,839.41
  5. Step 5: Solve for x
    x = 64,902,026,839.41/251,353.56
  6. Step 6: Final answer
    x = 258,210.10

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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.