Home / 71,237,259.73-98,309,083.22-39,874,528.59

Finding the Fourth Proportional to 71,237,259.73, 98,309,083.22 and 39,874,528.59

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Solution

The fourth proportional to 71,237,259.73, 98,309,083.22 and 39,874,528.59 is: 55,027,781.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,237,259.73 : 98,309,083.22 = 39,874,528.59 : x
  2. Step 2: Convert to fraction form
    71,237,259.73/98,309,083.22 = 39,874,528.59/x
  3. Step 3: Cross multiply
    71,237,259.73x = 98,309,083.22 × 39,874,528.59
  4. Step 4: Simplify right side
    71,237,259.73x = 3,920,028,349,512,579.50
  5. Step 5: Solve for x
    x = 3,920,028,349,512,579.50/71,237,259.73
  6. Step 6: Final answer
    x = 55,027,781.31

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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.