Home / 166,661.82-250,018.80-54,315.93

Finding the Fourth Proportional to 166,661.82, 250,018.80 and 54,315.93

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Solution

The fourth proportional to 166,661.82, 250,018.80 and 54,315.93 is: 81,482.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,661.82 : 250,018.80 = 54,315.93 : x
  2. Step 2: Convert to fraction form
    166,661.82/250,018.80 = 54,315.93/x
  3. Step 3: Cross multiply
    166,661.82x = 250,018.80 × 54,315.93
  4. Step 4: Simplify right side
    166,661.82x = 13,580,003,639.48
  5. Step 5: Solve for x
    x = 13,580,003,639.48/166,661.82
  6. Step 6: Final answer
    x = 81,482.39

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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.