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Finding the Fourth Proportional to 160,688.40, 241,032.60 and 135,027.60

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Solution

The fourth proportional to 160,688.40, 241,032.60 and 135,027.60 is: 202,541.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,688.40 : 241,032.60 = 135,027.60 : x
  2. Step 2: Convert to fraction form
    160,688.40/241,032.60 = 135,027.60/x
  3. Step 3: Cross multiply
    160,688.40x = 241,032.60 × 135,027.60
  4. Step 4: Simplify right side
    160,688.40x = 32,546,053,499.76
  5. Step 5: Solve for x
    x = 32,546,053,499.76/160,688.40
  6. Step 6: Final answer
    x = 202,541.40

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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.