Home / 210,847.90-290,941.41-125,946.94

Finding the Fourth Proportional to 210,847.90, 290,941.41 and 125,946.94

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Solution

The fourth proportional to 210,847.90, 290,941.41 and 125,946.94 is: 173,789.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,847.90 : 290,941.41 = 125,946.94 : x
  2. Step 2: Convert to fraction form
    210,847.90/290,941.41 = 125,946.94/x
  3. Step 3: Cross multiply
    210,847.90x = 290,941.41 × 125,946.94
  4. Step 4: Simplify right side
    210,847.90x = 36,643,180,053.73
  5. Step 5: Solve for x
    x = 36,643,180,053.73/210,847.90
  6. Step 6: Final answer
    x = 173,789.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.