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Finding the Fourth Proportional to 160,817.60, 241,485.60 and 108,459.20

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Solution

The fourth proportional to 160,817.60, 241,485.60 and 108,459.20 is: 162,863.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,817.60 : 241,485.60 = 108,459.20 : x
  2. Step 2: Convert to fraction form
    160,817.60/241,485.60 = 108,459.20/x
  3. Step 3: Cross multiply
    160,817.60x = 241,485.60 × 108,459.20
  4. Step 4: Simplify right side
    160,817.60x = 26,191,334,987.52
  5. Step 5: Solve for x
    x = 26,191,334,987.52/160,817.60
  6. Step 6: Final answer
    x = 162,863.61

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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.