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Finding the Fourth Proportional to 160,551.54, 221,302.90 and 108,851.89

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Solution

The fourth proportional to 160,551.54, 221,302.90 and 108,851.89 is: 150,040.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,551.54 : 221,302.90 = 108,851.89 : x
  2. Step 2: Convert to fraction form
    160,551.54/221,302.90 = 108,851.89/x
  3. Step 3: Cross multiply
    160,551.54x = 221,302.90 × 108,851.89
  4. Step 4: Simplify right side
    160,551.54x = 24,089,237,820.97
  5. Step 5: Solve for x
    x = 24,089,237,820.97/160,551.54
  6. Step 6: Final answer
    x = 150,040.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.