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Finding the Fourth Proportional to 110,950.92, 153,113.64 and 60,649.92

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Solution

The fourth proportional to 110,950.92, 153,113.64 and 60,649.92 is: 83,697.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,950.92 : 153,113.64 = 60,649.92 : x
  2. Step 2: Convert to fraction form
    110,950.92/153,113.64 = 60,649.92/x
  3. Step 3: Cross multiply
    110,950.92x = 153,113.64 × 60,649.92
  4. Step 4: Simplify right side
    110,950.92x = 9,286,330,016.91
  5. Step 5: Solve for x
    x = 9,286,330,016.91/110,950.92
  6. Step 6: Final answer
    x = 83,697.64

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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.