Home / 118,029.86-177,097.10-61,856.60

Finding the Fourth Proportional to 118,029.86, 177,097.10 and 61,856.60

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Solution

The fourth proportional to 118,029.86, 177,097.10 and 61,856.60 is: 92,812.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,029.86 : 177,097.10 = 61,856.60 : x
  2. Step 2: Convert to fraction form
    118,029.86/177,097.10 = 61,856.60/x
  3. Step 3: Cross multiply
    118,029.86x = 177,097.10 × 61,856.60
  4. Step 4: Simplify right side
    118,029.86x = 10,954,624,841.28
  5. Step 5: Solve for x
    x = 10,954,624,841.28/118,029.86
  6. Step 6: Final answer
    x = 92,812.32

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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.