Home / 117,272.50-175,908.74-47,135.41

Finding the Fourth Proportional to 117,272.50, 175,908.74 and 47,135.41

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Solution

The fourth proportional to 117,272.50, 175,908.74 and 47,135.41 is: 70,703.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,272.50 : 175,908.74 = 47,135.41 : x
  2. Step 2: Convert to fraction form
    117,272.50/175,908.74 = 47,135.41/x
  3. Step 3: Cross multiply
    117,272.50x = 175,908.74 × 47,135.41
  4. Step 4: Simplify right side
    117,272.50x = 8,291,530,582.48
  5. Step 5: Solve for x
    x = 8,291,530,582.48/117,272.50
  6. Step 6: Final answer
    x = 70,703.11

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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.