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Finding the Fourth Proportional to 104,903.72, 157,492.75 and 62,286.93

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Solution

The fourth proportional to 104,903.72, 157,492.75 and 62,286.93 is: 93,511.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,903.72 : 157,492.75 = 62,286.93 : x
  2. Step 2: Convert to fraction form
    104,903.72/157,492.75 = 62,286.93/x
  3. Step 3: Cross multiply
    104,903.72x = 157,492.75 × 62,286.93
  4. Step 4: Simplify right side
    104,903.72x = 9,809,739,894.76
  5. Step 5: Solve for x
    x = 9,809,739,894.76/104,903.72
  6. Step 6: Final answer
    x = 93,511.84

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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.