Home / 192,751.18-289,091.94-52,477.00

Finding the Fourth Proportional to 192,751.18, 289,091.94 and 52,477.00

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Solution

The fourth proportional to 192,751.18, 289,091.94 and 52,477.00 is: 78,706.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,751.18 : 289,091.94 = 52,477.00 : x
  2. Step 2: Convert to fraction form
    192,751.18/289,091.94 = 52,477.00/x
  3. Step 3: Cross multiply
    192,751.18x = 289,091.94 × 52,477.00
  4. Step 4: Simplify right side
    192,751.18x = 15,170,676,815.86
  5. Step 5: Solve for x
    x = 15,170,676,815.86/192,751.18
  6. Step 6: Final answer
    x = 78,706.01

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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.