Home / 67,905.54-101,800.40-25,762.05

Finding the Fourth Proportional to 67,905.54, 101,800.40 and 25,762.05

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Solution

The fourth proportional to 67,905.54, 101,800.40 and 25,762.05 is: 38,621.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,905.54 : 101,800.40 = 25,762.05 : x
  2. Step 2: Convert to fraction form
    67,905.54/101,800.40 = 25,762.05/x
  3. Step 3: Cross multiply
    67,905.54x = 101,800.40 × 25,762.05
  4. Step 4: Simplify right side
    67,905.54x = 2,622,586,866.01
  5. Step 5: Solve for x
    x = 2,622,586,866.01/67,905.54
  6. Step 6: Final answer
    x = 38,621.10

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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.