Home / 149,320.02-206,026.27-84,775.26

Finding the Fourth Proportional to 149,320.02, 206,026.27 and 84,775.26

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Solution

The fourth proportional to 149,320.02, 206,026.27 and 84,775.26 is: 116,969.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,320.02 : 206,026.27 = 84,775.26 : x
  2. Step 2: Convert to fraction form
    149,320.02/206,026.27 = 84,775.26/x
  3. Step 3: Cross multiply
    149,320.02x = 206,026.27 × 84,775.26
  4. Step 4: Simplify right side
    149,320.02x = 17,465,930,606.08
  5. Step 5: Solve for x
    x = 17,465,930,606.08/149,320.02
  6. Step 6: Final answer
    x = 116,969.78

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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.