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Finding the Fourth Proportional to 104,903.55, 157,173.08 and 94,624.65

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Solution

The fourth proportional to 104,903.55, 157,173.08 and 94,624.65 is: 141,772.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,903.55 : 157,173.08 = 94,624.65 : x
  2. Step 2: Convert to fraction form
    104,903.55/157,173.08 = 94,624.65/x
  3. Step 3: Cross multiply
    104,903.55x = 157,173.08 × 94,624.65
  4. Step 4: Simplify right side
    104,903.55x = 14,872,447,211.30
  5. Step 5: Solve for x
    x = 14,872,447,211.30/104,903.55
  6. Step 6: Final answer
    x = 141,772.58

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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.