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Finding the Fourth Proportional to 161,040.60, 241,560.90 and 101,683.80

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Solution

The fourth proportional to 161,040.60, 241,560.90 and 101,683.80 is: 152,525.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,040.60 : 241,560.90 = 101,683.80 : x
  2. Step 2: Convert to fraction form
    161,040.60/241,560.90 = 101,683.80/x
  3. Step 3: Cross multiply
    161,040.60x = 241,560.90 × 101,683.80
  4. Step 4: Simplify right side
    161,040.60x = 24,562,830,243.42
  5. Step 5: Solve for x
    x = 24,562,830,243.42/161,040.60
  6. Step 6: Final answer
    x = 152,525.70

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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.