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Finding the Fourth Proportional to 98,053.86, 147,021.39 and 44,008.66

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Solution

The fourth proportional to 98,053.86, 147,021.39 and 44,008.66 is: 65,986.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,053.86 : 147,021.39 = 44,008.66 : x
  2. Step 2: Convert to fraction form
    98,053.86/147,021.39 = 44,008.66/x
  3. Step 3: Cross multiply
    98,053.86x = 147,021.39 × 44,008.66
  4. Step 4: Simplify right side
    98,053.86x = 6,470,214,365.24
  5. Step 5: Solve for x
    x = 6,470,214,365.24/98,053.86
  6. Step 6: Final answer
    x = 65,986.33

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1.5x scale

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.