Home / 174,385.24-261,762.18-80,981.08

Finding the Fourth Proportional to 174,385.24, 261,762.18 and 80,981.08

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Solution

The fourth proportional to 174,385.24, 261,762.18 and 80,981.08 is: 121,557.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,385.24 : 261,762.18 = 80,981.08 : x
  2. Step 2: Convert to fraction form
    174,385.24/261,762.18 = 80,981.08/x
  3. Step 3: Cross multiply
    174,385.24x = 261,762.18 × 80,981.08
  4. Step 4: Simplify right side
    174,385.24x = 21,197,784,039.55
  5. Step 5: Solve for x
    x = 21,197,784,039.55/174,385.24
  6. Step 6: Final answer
    x = 121,557.21

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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.