Home / 173,838.20-261,074.10-152,065.40

Finding the Fourth Proportional to 173,838.20, 261,074.10 and 152,065.40

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Solution

The fourth proportional to 173,838.20, 261,074.10 and 152,065.40 is: 228,375.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,838.20 : 261,074.10 = 152,065.40 : x
  2. Step 2: Convert to fraction form
    173,838.20/261,074.10 = 152,065.40/x
  3. Step 3: Cross multiply
    173,838.20x = 261,074.10 × 152,065.40
  4. Step 4: Simplify right side
    173,838.20x = 39,700,337,446.14
  5. Step 5: Solve for x
    x = 39,700,337,446.14/173,838.20
  6. Step 6: Final answer
    x = 228,375.22

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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.