Home / 374,850.48-562,187.40-138,064.56

Finding the Fourth Proportional to 374,850.48, 562,187.40 and 138,064.56

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Solution

The fourth proportional to 374,850.48, 562,187.40 and 138,064.56 is: 207,064.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,850.48 : 562,187.40 = 138,064.56 : x
  2. Step 2: Convert to fraction form
    374,850.48/562,187.40 = 138,064.56/x
  3. Step 3: Cross multiply
    374,850.48x = 562,187.40 × 138,064.56
  4. Step 4: Simplify right side
    374,850.48x = 77,618,156,018.54
  5. Step 5: Solve for x
    x = 77,618,156,018.54/374,850.48
  6. Step 6: Final answer
    x = 207,064.31

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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.