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Finding the Fourth Proportional to 160,804.72, 241,023.20 and 76,445.20

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Solution

The fourth proportional to 160,804.72, 241,023.20 and 76,445.20 is: 114,580.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,804.72 : 241,023.20 = 76,445.20 : x
  2. Step 2: Convert to fraction form
    160,804.72/241,023.20 = 76,445.20/x
  3. Step 3: Cross multiply
    160,804.72x = 241,023.20 × 76,445.20
  4. Step 4: Simplify right side
    160,804.72x = 18,425,066,728.64
  5. Step 5: Solve for x
    x = 18,425,066,728.64/160,804.72
  6. Step 6: Final answer
    x = 114,580.39

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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.