Home / 55,926.80-83,890.20-53,334.80

Finding the Fourth Proportional to 55,926.80, 83,890.20 and 53,334.80

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Solution

The fourth proportional to 55,926.80, 83,890.20 and 53,334.80 is: 80,002.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,926.80 : 83,890.20 = 53,334.80 : x
  2. Step 2: Convert to fraction form
    55,926.80/83,890.20 = 53,334.80/x
  3. Step 3: Cross multiply
    55,926.80x = 83,890.20 × 53,334.80
  4. Step 4: Simplify right side
    55,926.80x = 4,474,267,038.96
  5. Step 5: Solve for x
    x = 4,474,267,038.96/55,926.80
  6. Step 6: Final answer
    x = 80,002.20

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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.