Home / 174,630.09-261,699.17-79,626.81

Finding the Fourth Proportional to 174,630.09, 261,699.17 and 79,626.81

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Solution

The fourth proportional to 174,630.09, 261,699.17 and 79,626.81 is: 119,328.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,630.09 : 261,699.17 = 79,626.81 : x
  2. Step 2: Convert to fraction form
    174,630.09/261,699.17 = 79,626.81/x
  3. Step 3: Cross multiply
    174,630.09x = 261,699.17 × 79,626.81
  4. Step 4: Simplify right side
    174,630.09x = 20,838,269,688.61
  5. Step 5: Solve for x
    x = 20,838,269,688.61/174,630.09
  6. Step 6: Final answer
    x = 119,328.06

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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.