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Finding the Fourth Proportional to 99,367.02, 149,050.51 and 25,495.02

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Solution

The fourth proportional to 99,367.02, 149,050.51 and 25,495.02 is: 38,242.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,367.02 : 149,050.51 = 25,495.02 : x
  2. Step 2: Convert to fraction form
    99,367.02/149,050.51 = 25,495.02/x
  3. Step 3: Cross multiply
    99,367.02x = 149,050.51 × 25,495.02
  4. Step 4: Simplify right side
    99,367.02x = 3,800,045,733.46
  5. Step 5: Solve for x
    x = 3,800,045,733.46/99,367.02
  6. Step 6: Final answer
    x = 38,242.52

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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.