Home / 48,918.04-73,386.47-20,837.57

Finding the Fourth Proportional to 48,918.04, 73,386.47 and 20,837.57

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Solution

The fourth proportional to 48,918.04, 73,386.47 and 20,837.57 is: 31,260.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,918.04 : 73,386.47 = 20,837.57 : x
  2. Step 2: Convert to fraction form
    48,918.04/73,386.47 = 20,837.57/x
  3. Step 3: Cross multiply
    48,918.04x = 73,386.47 × 20,837.57
  4. Step 4: Simplify right side
    48,918.04x = 1,529,195,390.84
  5. Step 5: Solve for x
    x = 1,529,195,390.84/48,918.04
  6. Step 6: Final answer
    x = 31,260.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.