Home / 75,083.14-103,637.80-43,273.23

Finding the Fourth Proportional to 75,083.14, 103,637.80 and 43,273.23

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Solution

The fourth proportional to 75,083.14, 103,637.80 and 43,273.23 is: 59,730.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,083.14 : 103,637.80 = 43,273.23 : x
  2. Step 2: Convert to fraction form
    75,083.14/103,637.80 = 43,273.23/x
  3. Step 3: Cross multiply
    75,083.14x = 103,637.80 × 43,273.23
  4. Step 4: Simplify right side
    75,083.14x = 4,484,742,356.09
  5. Step 5: Solve for x
    x = 4,484,742,356.09/75,083.14
  6. Step 6: Final answer
    x = 59,730.35

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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.