Home / 118,557.45-177,929.55-52,043.49

Finding the Fourth Proportional to 118,557.45, 177,929.55 and 52,043.49

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Solution

The fourth proportional to 118,557.45, 177,929.55 and 52,043.49 is: 78,106.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,557.45 : 177,929.55 = 52,043.49 : x
  2. Step 2: Convert to fraction form
    118,557.45/177,929.55 = 52,043.49/x
  3. Step 3: Cross multiply
    118,557.45x = 177,929.55 × 52,043.49
  4. Step 4: Simplify right side
    118,557.45x = 9,260,074,756.13
  5. Step 5: Solve for x
    x = 9,260,074,756.13/118,557.45
  6. Step 6: Final answer
    x = 78,106.22

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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.