Home / 166,918.86-250,393.71-54,599.72

Finding the Fourth Proportional to 166,918.86, 250,393.71 and 54,599.72

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Solution

The fourth proportional to 166,918.86, 250,393.71 and 54,599.72 is: 81,904.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,918.86 : 250,393.71 = 54,599.72 : x
  2. Step 2: Convert to fraction form
    166,918.86/250,393.71 = 54,599.72/x
  3. Step 3: Cross multiply
    166,918.86x = 250,393.71 × 54,599.72
  4. Step 4: Simplify right side
    166,918.86x = 13,671,425,203.79
  5. Step 5: Solve for x
    x = 13,671,425,203.79/166,918.86
  6. Step 6: Final answer
    x = 81,904.62

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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.