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Finding the Fourth Proportional to 100,535.88, 150,838.30 and 63,050.68

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Solution

The fourth proportional to 100,535.88, 150,838.30 and 63,050.68 is: 94,597.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,535.88 : 150,838.30 = 63,050.68 : x
  2. Step 2: Convert to fraction form
    100,535.88/150,838.30 = 63,050.68/x
  3. Step 3: Cross multiply
    100,535.88x = 150,838.30 × 63,050.68
  4. Step 4: Simplify right side
    100,535.88x = 9,510,457,385.04
  5. Step 5: Solve for x
    x = 9,510,457,385.04/100,535.88
  6. Step 6: Final answer
    x = 94,597.64

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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.