Home / 196,820.60-295,259.70-103,333.40

Finding the Fourth Proportional to 196,820.60, 295,259.70 and 103,333.40

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Solution

The fourth proportional to 196,820.60, 295,259.70 and 103,333.40 is: 155,015.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,820.60 : 295,259.70 = 103,333.40 : x
  2. Step 2: Convert to fraction form
    196,820.60/295,259.70 = 103,333.40/x
  3. Step 3: Cross multiply
    196,820.60x = 295,259.70 × 103,333.40
  4. Step 4: Simplify right side
    196,820.60x = 30,510,188,683.98
  5. Step 5: Solve for x
    x = 30,510,188,683.98/196,820.60
  6. Step 6: Final answer
    x = 155,015.22

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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.