Home / 114,001.56-171,004.68-39,121.32

Finding the Fourth Proportional to 114,001.56, 171,004.68 and 39,121.32

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Solution

The fourth proportional to 114,001.56, 171,004.68 and 39,121.32 is: 58,682.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,001.56 : 171,004.68 = 39,121.32 : x
  2. Step 2: Convert to fraction form
    114,001.56/171,004.68 = 39,121.32/x
  3. Step 3: Cross multiply
    114,001.56x = 171,004.68 × 39,121.32
  4. Step 4: Simplify right side
    114,001.56x = 6,689,928,807.78
  5. Step 5: Solve for x
    x = 6,689,928,807.78/114,001.56
  6. Step 6: Final answer
    x = 58,682.78

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1.5x scale

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.