Home / 173,570.20-259,664.10-156,981.40

Finding the Fourth Proportional to 173,570.20, 259,664.10 and 156,981.40

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Solution

The fourth proportional to 173,570.20, 259,664.10 and 156,981.40 is: 234,846.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,570.20 : 259,664.10 = 156,981.40 : x
  2. Step 2: Convert to fraction form
    173,570.20/259,664.10 = 156,981.40/x
  3. Step 3: Cross multiply
    173,570.20x = 259,664.10 × 156,981.40
  4. Step 4: Simplify right side
    173,570.20x = 40,762,433,947.74
  5. Step 5: Solve for x
    x = 40,762,433,947.74/173,570.20
  6. Step 6: Final answer
    x = 234,846.96

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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.