Home / 98,125.02-147,046.59-55,917.54

Finding the Fourth Proportional to 98,125.02, 147,046.59 and 55,917.54

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Solution

The fourth proportional to 98,125.02, 147,046.59 and 55,917.54 is: 83,795.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,125.02 : 147,046.59 = 55,917.54 : x
  2. Step 2: Convert to fraction form
    98,125.02/147,046.59 = 55,917.54/x
  3. Step 3: Cross multiply
    98,125.02x = 147,046.59 × 55,917.54
  4. Step 4: Simplify right side
    98,125.02x = 8,222,483,578.19
  5. Step 5: Solve for x
    x = 8,222,483,578.19/98,125.02
  6. Step 6: Final answer
    x = 83,795.99

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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.