Home / 104,624.40-156,914.64-34,487.28

Finding the Fourth Proportional to 104,624.40, 156,914.64 and 34,487.28

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Solution

The fourth proportional to 104,624.40, 156,914.64 and 34,487.28 is: 51,723.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,624.40 : 156,914.64 = 34,487.28 : x
  2. Step 2: Convert to fraction form
    104,624.40/156,914.64 = 34,487.28/x
  3. Step 3: Cross multiply
    104,624.40x = 156,914.64 × 34,487.28
  4. Step 4: Simplify right side
    104,624.40x = 5,411,559,125.78
  5. Step 5: Solve for x
    x = 5,411,559,125.78/104,624.40
  6. Step 6: Final answer
    x = 51,723.68

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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.