Home / 48,237.78-72,028.31-42,568.14

Finding the Fourth Proportional to 48,237.78, 72,028.31 and 42,568.14

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Solution

The fourth proportional to 48,237.78, 72,028.31 and 42,568.14 is: 63,562.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,237.78 : 72,028.31 = 42,568.14 : x
  2. Step 2: Convert to fraction form
    48,237.78/72,028.31 = 42,568.14/x
  3. Step 3: Cross multiply
    48,237.78x = 72,028.31 × 42,568.14
  4. Step 4: Simplify right side
    48,237.78x = 3,066,110,971.20
  5. Step 5: Solve for x
    x = 3,066,110,971.20/48,237.78
  6. Step 6: Final answer
    x = 63,562.44

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.