Home / 173,070.40-259,632.60-54,730.48

Finding the Fourth Proportional to 173,070.40, 259,632.60 and 54,730.48

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Solution

The fourth proportional to 173,070.40, 259,632.60 and 54,730.48 is: 82,104.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,070.40 : 259,632.60 = 54,730.48 : x
  2. Step 2: Convert to fraction form
    173,070.40/259,632.60 = 54,730.48/x
  3. Step 3: Cross multiply
    173,070.40x = 259,632.60 × 54,730.48
  4. Step 4: Simplify right side
    173,070.40x = 14,209,816,821.65
  5. Step 5: Solve for x
    x = 14,209,816,821.65/173,070.40
  6. Step 6: Final answer
    x = 82,104.26

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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.