Home / 57,907.23-86,940.56-29,463.40

Finding the Fourth Proportional to 57,907.23, 86,940.56 and 29,463.40

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Solution

The fourth proportional to 57,907.23, 86,940.56 and 29,463.40 is: 44,235.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,907.23 : 86,940.56 = 29,463.40 : x
  2. Step 2: Convert to fraction form
    57,907.23/86,940.56 = 29,463.40/x
  3. Step 3: Cross multiply
    57,907.23x = 86,940.56 × 29,463.40
  4. Step 4: Simplify right side
    57,907.23x = 2,561,564,495.50
  5. Step 5: Solve for x
    x = 2,561,564,495.50/57,907.23
  6. Step 6: Final answer
    x = 44,235.66

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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.