Home / 173,285.45-259,816.94-72,153.57

Finding the Fourth Proportional to 173,285.45, 259,816.94 and 72,153.57

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Solution

The fourth proportional to 173,285.45, 259,816.94 and 72,153.57 is: 108,184.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,285.45 : 259,816.94 = 72,153.57 : x
  2. Step 2: Convert to fraction form
    173,285.45/259,816.94 = 72,153.57/x
  3. Step 3: Cross multiply
    173,285.45x = 259,816.94 × 72,153.57
  4. Step 4: Simplify right side
    173,285.45x = 18,746,719,406.71
  5. Step 5: Solve for x
    x = 18,746,719,406.71/173,285.45
  6. Step 6: Final answer
    x = 108,184.04

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1.5x scale

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.