Home / 104,654.03-156,869.26-48,428.69

Finding the Fourth Proportional to 104,654.03, 156,869.26 and 48,428.69

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Solution

The fourth proportional to 104,654.03, 156,869.26 and 48,428.69 is: 72,591.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,654.03 : 156,869.26 = 48,428.69 : x
  2. Step 2: Convert to fraction form
    104,654.03/156,869.26 = 48,428.69/x
  3. Step 3: Cross multiply
    104,654.03x = 156,869.26 × 48,428.69
  4. Step 4: Simplify right side
    104,654.03x = 7,596,971,857.65
  5. Step 5: Solve for x
    x = 7,596,971,857.65/104,654.03
  6. Step 6: Final answer
    x = 72,591.30

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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.