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Finding the Fourth Proportional to 214,220.95, 295,613.50 and 123,571.50

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Solution

The fourth proportional to 214,220.95, 295,613.50 and 123,571.50 is: 170,522.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,220.95 : 295,613.50 = 123,571.50 : x
  2. Step 2: Convert to fraction form
    214,220.95/295,613.50 = 123,571.50/x
  3. Step 3: Cross multiply
    214,220.95x = 295,613.50 × 123,571.50
  4. Step 4: Simplify right side
    214,220.95x = 36,529,403,615.25
  5. Step 5: Solve for x
    x = 36,529,403,615.25/214,220.95
  6. Step 6: Final answer
    x = 170,522.09

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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.