Home / 71,081.02-106,544.96-36,023.40

Finding the Fourth Proportional to 71,081.02, 106,544.96 and 36,023.40

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Solution

The fourth proportional to 71,081.02, 106,544.96 and 36,023.40 is: 53,996.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,081.02 : 106,544.96 = 36,023.40 : x
  2. Step 2: Convert to fraction form
    71,081.02/106,544.96 = 36,023.40/x
  3. Step 3: Cross multiply
    71,081.02x = 106,544.96 × 36,023.40
  4. Step 4: Simplify right side
    71,081.02x = 3,838,111,712.06
  5. Step 5: Solve for x
    x = 3,838,111,712.06/71,081.02
  6. Step 6: Final answer
    x = 53,996.29

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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.