Home / 141,935.47-195,642.51-103,634.29

Finding the Fourth Proportional to 141,935.47, 195,642.51 and 103,634.29

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Solution

The fourth proportional to 141,935.47, 195,642.51 and 103,634.29 is: 142,848.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,935.47 : 195,642.51 = 103,634.29 : x
  2. Step 2: Convert to fraction form
    141,935.47/195,642.51 = 103,634.29/x
  3. Step 3: Cross multiply
    141,935.47x = 195,642.51 × 103,634.29
  4. Step 4: Simplify right side
    141,935.47x = 20,275,272,617.67
  5. Step 5: Solve for x
    x = 20,275,272,617.67/141,935.47
  6. Step 6: Final answer
    x = 142,848.53

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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.