Home / 69,370.16-104,055.30-16,779.70

Finding the Fourth Proportional to 69,370.16, 104,055.30 and 16,779.70

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Solution

The fourth proportional to 69,370.16, 104,055.30 and 16,779.70 is: 25,169.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,370.16 : 104,055.30 = 16,779.70 : x
  2. Step 2: Convert to fraction form
    69,370.16/104,055.30 = 16,779.70/x
  3. Step 3: Cross multiply
    69,370.16x = 104,055.30 × 16,779.70
  4. Step 4: Simplify right side
    69,370.16x = 1,746,016,717.41
  5. Step 5: Solve for x
    x = 1,746,016,717.41/69,370.16
  6. Step 6: Final answer
    x = 25,169.56

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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.