Home / 217,038.80-325,558.20-195,611.60

Finding the Fourth Proportional to 217,038.80, 325,558.20 and 195,611.60

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Solution

The fourth proportional to 217,038.80, 325,558.20 and 195,611.60 is: 293,417.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,038.80 : 325,558.20 = 195,611.60 : x
  2. Step 2: Convert to fraction form
    217,038.80/325,558.20 = 195,611.60/x
  3. Step 3: Cross multiply
    217,038.80x = 325,558.20 × 195,611.60
  4. Step 4: Simplify right side
    217,038.80x = 63,682,960,395.12
  5. Step 5: Solve for x
    x = 63,682,960,395.12/217,038.80
  6. Step 6: Final answer
    x = 293,417.40

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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.