Home / 108,377.51-149,557.46-60,629.81

Finding the Fourth Proportional to 108,377.51, 149,557.46 and 60,629.81

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Solution

The fourth proportional to 108,377.51, 149,557.46 and 60,629.81 is: 83,667.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,377.51 : 149,557.46 = 60,629.81 : x
  2. Step 2: Convert to fraction form
    108,377.51/149,557.46 = 60,629.81/x
  3. Step 3: Cross multiply
    108,377.51x = 149,557.46 × 60,629.81
  4. Step 4: Simplify right side
    108,377.51x = 9,067,639,332.95
  5. Step 5: Solve for x
    x = 9,067,639,332.95/108,377.51
  6. Step 6: Final answer
    x = 83,667.17

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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.