Home / 55,687.10-83,529.63-13,567.50

Finding the Fourth Proportional to 55,687.10, 83,529.63 and 13,567.50

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Solution

The fourth proportional to 55,687.10, 83,529.63 and 13,567.50 is: 20,351.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,687.10 : 83,529.63 = 13,567.50 : x
  2. Step 2: Convert to fraction form
    55,687.10/83,529.63 = 13,567.50/x
  3. Step 3: Cross multiply
    55,687.10x = 83,529.63 × 13,567.50
  4. Step 4: Simplify right side
    55,687.10x = 1,133,288,255.03
  5. Step 5: Solve for x
    x = 1,133,288,255.03/55,687.10
  6. Step 6: Final answer
    x = 20,351.00

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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.