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Finding the Fourth Proportional to 160,500.60, 240,779.70 and 67,015.80

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Solution

The fourth proportional to 160,500.60, 240,779.70 and 67,015.80 is: 100,535.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,500.60 : 240,779.70 = 67,015.80 : x
  2. Step 2: Convert to fraction form
    160,500.60/240,779.70 = 67,015.80/x
  3. Step 3: Cross multiply
    160,500.60x = 240,779.70 × 67,015.80
  4. Step 4: Simplify right side
    160,500.60x = 16,136,044,219.26
  5. Step 5: Solve for x
    x = 16,136,044,219.26/160,500.60
  6. Step 6: Final answer
    x = 100,535.73

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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.