Home / 118,748.70-177,970.77-48,544.38

Finding the Fourth Proportional to 118,748.70, 177,970.77 and 48,544.38

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Solution

The fourth proportional to 118,748.70, 177,970.77 and 48,544.38 is: 72,754.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,748.70 : 177,970.77 = 48,544.38 : x
  2. Step 2: Convert to fraction form
    118,748.70/177,970.77 = 48,544.38/x
  3. Step 3: Cross multiply
    118,748.70x = 177,970.77 × 48,544.38
  4. Step 4: Simplify right side
    118,748.70x = 8,639,480,687.77
  5. Step 5: Solve for x
    x = 8,639,480,687.77/118,748.70
  6. Step 6: Final answer
    x = 72,754.32

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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.