Home / 74,724.02-103,114.00-42,023.33

Finding the Fourth Proportional to 74,724.02, 103,114.00 and 42,023.33

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Solution

The fourth proportional to 74,724.02, 103,114.00 and 42,023.33 is: 57,989.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,724.02 : 103,114.00 = 42,023.33 : x
  2. Step 2: Convert to fraction form
    74,724.02/103,114.00 = 42,023.33/x
  3. Step 3: Cross multiply
    74,724.02x = 103,114.00 × 42,023.33
  4. Step 4: Simplify right side
    74,724.02x = 4,333,193,028.99
  5. Step 5: Solve for x
    x = 4,333,193,028.99/74,724.02
  6. Step 6: Final answer
    x = 57,989.29

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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.