Home / 319,178.32-478,837.55-94,556.34

Finding the Fourth Proportional to 319,178.32, 478,837.55 and 94,556.34

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Solution

The fourth proportional to 319,178.32, 478,837.55 and 94,556.34 is: 141,855.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,178.32 : 478,837.55 = 94,556.34 : x
  2. Step 2: Convert to fraction form
    319,178.32/478,837.55 = 94,556.34/x
  3. Step 3: Cross multiply
    319,178.32x = 478,837.55 × 94,556.34
  4. Step 4: Simplify right side
    319,178.32x = 45,277,126,418.96
  5. Step 5: Solve for x
    x = 45,277,126,418.96/319,178.32
  6. Step 6: Final answer
    x = 141,855.27

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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.