Home / 74,917.02-103,388.62-43,085.94

Finding the Fourth Proportional to 74,917.02, 103,388.62 and 43,085.94

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Solution

The fourth proportional to 74,917.02, 103,388.62 and 43,085.94 is: 59,460.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,917.02 : 103,388.62 = 43,085.94 : x
  2. Step 2: Convert to fraction form
    74,917.02/103,388.62 = 43,085.94/x
  3. Step 3: Cross multiply
    74,917.02x = 103,388.62 × 43,085.94
  4. Step 4: Simplify right side
    74,917.02x = 4,454,595,878.00
  5. Step 5: Solve for x
    x = 4,454,595,878.00/74,917.02
  6. Step 6: Final answer
    x = 59,460.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.