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Finding the Fourth Proportional to 73,485.60, 110,228.40 and 60,525.60

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Solution

The fourth proportional to 73,485.60, 110,228.40 and 60,525.60 is: 90,788.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,485.60 : 110,228.40 = 60,525.60 : x
  2. Step 2: Convert to fraction form
    73,485.60/110,228.40 = 60,525.60/x
  3. Step 3: Cross multiply
    73,485.60x = 110,228.40 × 60,525.60
  4. Step 4: Simplify right side
    73,485.60x = 6,671,640,047.04
  5. Step 5: Solve for x
    x = 6,671,640,047.04/73,485.60
  6. Step 6: Final answer
    x = 90,788.40

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.