Home / 55,364.20-83,102.88-40,529.08

Finding the Fourth Proportional to 55,364.20, 83,102.88 and 40,529.08

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Solution

The fourth proportional to 55,364.20, 83,102.88 and 40,529.08 is: 60,835.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,364.20 : 83,102.88 = 40,529.08 : x
  2. Step 2: Convert to fraction form
    55,364.20/83,102.88 = 40,529.08/x
  3. Step 3: Cross multiply
    55,364.20x = 83,102.88 × 40,529.08
  4. Step 4: Simplify right side
    55,364.20x = 3,368,083,271.75
  5. Step 5: Solve for x
    x = 3,368,083,271.75/55,364.20
  6. Step 6: Final answer
    x = 60,835.04

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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.