Home / 205,212.93-307,807.09-63,059.55

Finding the Fourth Proportional to 205,212.93, 307,807.09 and 63,059.55

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Solution

The fourth proportional to 205,212.93, 307,807.09 and 63,059.55 is: 94,585.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,212.93 : 307,807.09 = 63,059.55 : x
  2. Step 2: Convert to fraction form
    205,212.93/307,807.09 = 63,059.55/x
  3. Step 3: Cross multiply
    205,212.93x = 307,807.09 × 63,059.55
  4. Step 4: Simplify right side
    205,212.93x = 19,410,175,270.28
  5. Step 5: Solve for x
    x = 19,410,175,270.28/205,212.93
  6. Step 6: Final answer
    x = 94,585.54

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1.5x scale

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.