Home / 548,020.80-822,117.60-174,081.60

Finding the Fourth Proportional to 548,020.80, 822,117.60 and 174,081.60

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Solution

The fourth proportional to 548,020.80, 822,117.60 and 174,081.60 is: 261,149.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,020.80 : 822,117.60 = 174,081.60 : x
  2. Step 2: Convert to fraction form
    548,020.80/822,117.60 = 174,081.60/x
  3. Step 3: Cross multiply
    548,020.80x = 822,117.60 × 174,081.60
  4. Step 4: Simplify right side
    548,020.80x = 143,115,547,196.16
  5. Step 5: Solve for x
    x = 143,115,547,196.16/548,020.80
  6. Step 6: Final answer
    x = 261,149.85

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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.