Home / 114,540.06-171,768.93-39,639.88

Finding the Fourth Proportional to 114,540.06, 171,768.93 and 39,639.88

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Solution

The fourth proportional to 114,540.06, 171,768.93 and 39,639.88 is: 59,445.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,540.06 : 171,768.93 = 39,639.88 : x
  2. Step 2: Convert to fraction form
    114,540.06/171,768.93 = 39,639.88/x
  3. Step 3: Cross multiply
    114,540.06x = 171,768.93 × 39,639.88
  4. Step 4: Simplify right side
    114,540.06x = 6,808,899,772.93
  5. Step 5: Solve for x
    x = 6,808,899,772.93/114,540.06
  6. Step 6: Final answer
    x = 59,445.58

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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.