Home / 68,830.02-103,023.48-35,504.25

Finding the Fourth Proportional to 68,830.02, 103,023.48 and 35,504.25

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Solution

The fourth proportional to 68,830.02, 103,023.48 and 35,504.25 is: 53,142.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,830.02 : 103,023.48 = 35,504.25 : x
  2. Step 2: Convert to fraction form
    68,830.02/103,023.48 = 35,504.25/x
  3. Step 3: Cross multiply
    68,830.02x = 103,023.48 × 35,504.25
  4. Step 4: Simplify right side
    68,830.02x = 3,657,771,389.79
  5. Step 5: Solve for x
    x = 3,657,771,389.79/68,830.02
  6. Step 6: Final answer
    x = 53,142.09

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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.