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Finding the Fourth Proportional to 169,214.40, 233,499.60 and 101,217.60

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Solution

The fourth proportional to 169,214.40, 233,499.60 and 101,217.60 is: 139,670.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,214.40 : 233,499.60 = 101,217.60 : x
  2. Step 2: Convert to fraction form
    169,214.40/233,499.60 = 101,217.60/x
  3. Step 3: Cross multiply
    169,214.40x = 233,499.60 × 101,217.60
  4. Step 4: Simplify right side
    169,214.40x = 23,634,269,112.96
  5. Step 5: Solve for x
    x = 23,634,269,112.96/169,214.40
  6. Step 6: Final answer
    x = 139,670.55

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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.