Home / 79,779.08-119,626.30-23,611.48

Finding the Fourth Proportional to 79,779.08, 119,626.30 and 23,611.48

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Solution

The fourth proportional to 79,779.08, 119,626.30 and 23,611.48 is: 35,404.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,779.08 : 119,626.30 = 23,611.48 : x
  2. Step 2: Convert to fraction form
    79,779.08/119,626.30 = 23,611.48/x
  3. Step 3: Cross multiply
    79,779.08x = 119,626.30 × 23,611.48
  4. Step 4: Simplify right side
    79,779.08x = 2,824,553,989.92
  5. Step 5: Solve for x
    x = 2,824,553,989.92/79,779.08
  6. Step 6: Final answer
    x = 35,404.69

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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.