Home / 116,188.98-174,285.30-45,115.74

Finding the Fourth Proportional to 116,188.98, 174,285.30 and 45,115.74

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Solution

The fourth proportional to 116,188.98, 174,285.30 and 45,115.74 is: 67,674.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,188.98 : 174,285.30 = 45,115.74 : x
  2. Step 2: Convert to fraction form
    116,188.98/174,285.30 = 45,115.74/x
  3. Step 3: Cross multiply
    116,188.98x = 174,285.30 × 45,115.74
  4. Step 4: Simplify right side
    116,188.98x = 7,863,010,280.62
  5. Step 5: Solve for x
    x = 7,863,010,280.62/116,188.98
  6. Step 6: Final answer
    x = 67,674.32

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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.