Home / 55,178.04-82,702.20-25,533.24

Finding the Fourth Proportional to 55,178.04, 82,702.20 and 25,533.24

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Solution

The fourth proportional to 55,178.04, 82,702.20 and 25,533.24 is: 38,269.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,178.04 : 82,702.20 = 25,533.24 : x
  2. Step 2: Convert to fraction form
    55,178.04/82,702.20 = 25,533.24/x
  3. Step 3: Cross multiply
    55,178.04x = 82,702.20 × 25,533.24
  4. Step 4: Simplify right side
    55,178.04x = 2,111,655,121.13
  5. Step 5: Solve for x
    x = 2,111,655,121.13/55,178.04
  6. Step 6: Final answer
    x = 38,269.85

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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.