Home / 39,533.31-54,537.12-24,420.53

Finding the Fourth Proportional to 39,533.31, 54,537.12 and 24,420.53

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Solution

The fourth proportional to 39,533.31, 54,537.12 and 24,420.53 is: 33,688.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,533.31 : 54,537.12 = 24,420.53 : x
  2. Step 2: Convert to fraction form
    39,533.31/54,537.12 = 24,420.53/x
  3. Step 3: Cross multiply
    39,533.31x = 54,537.12 × 24,420.53
  4. Step 4: Simplify right side
    39,533.31x = 1,331,825,116.63
  5. Step 5: Solve for x
    x = 1,331,825,116.63/39,533.31
  6. Step 6: Final answer
    x = 33,688.69

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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.