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Finding the Fourth Proportional to 103,527.60, 155,291.40 and 36,999.60

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Solution

The fourth proportional to 103,527.60, 155,291.40 and 36,999.60 is: 55,499.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,527.60 : 155,291.40 = 36,999.60 : x
  2. Step 2: Convert to fraction form
    103,527.60/155,291.40 = 36,999.60/x
  3. Step 3: Cross multiply
    103,527.60x = 155,291.40 × 36,999.60
  4. Step 4: Simplify right side
    103,527.60x = 5,745,719,683.44
  5. Step 5: Solve for x
    x = 5,745,719,683.44/103,527.60
  6. Step 6: Final answer
    x = 55,499.40

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Similar ratio
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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.