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Finding the Fourth Proportional to 103,625.60, 155,460.48 and 33,502.40

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Solution

The fourth proportional to 103,625.60, 155,460.48 and 33,502.40 is: 50,260.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,625.60 : 155,460.48 = 33,502.40 : x
  2. Step 2: Convert to fraction form
    103,625.60/155,460.48 = 33,502.40/x
  3. Step 3: Cross multiply
    103,625.60x = 155,460.48 × 33,502.40
  4. Step 4: Simplify right side
    103,625.60x = 5,208,299,185.15
  5. Step 5: Solve for x
    x = 5,208,299,185.15/103,625.60
  6. Step 6: Final answer
    x = 50,260.74

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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.