Home / 209,764.20-314,649.54-60,001.68

Finding the Fourth Proportional to 209,764.20, 314,649.54 and 60,001.68

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Solution

The fourth proportional to 209,764.20, 314,649.54 and 60,001.68 is: 90,003.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,764.20 : 314,649.54 = 60,001.68 : x
  2. Step 2: Convert to fraction form
    209,764.20/314,649.54 = 60,001.68/x
  3. Step 3: Cross multiply
    209,764.20x = 314,649.54 × 60,001.68
  4. Step 4: Simplify right side
    209,764.20x = 18,879,501,011.23
  5. Step 5: Solve for x
    x = 18,879,501,011.23/209,764.20
  6. Step 6: Final answer
    x = 90,003.45

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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.