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Finding the Fourth Proportional to 103,627.60, 155,463.48 and 33,504.40

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Solution

The fourth proportional to 103,627.60, 155,463.48 and 33,504.40 is: 50,263.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,627.60 : 155,463.48 = 33,504.40 : x
  2. Step 2: Convert to fraction form
    103,627.60/155,463.48 = 33,504.40/x
  3. Step 3: Cross multiply
    103,627.60x = 155,463.48 × 33,504.40
  4. Step 4: Simplify right side
    103,627.60x = 5,208,710,619.31
  5. Step 5: Solve for x
    x = 5,208,710,619.31/103,627.60
  6. Step 6: Final answer
    x = 50,263.74

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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.