Home / 196,821.60-295,232.40-195,655.20

Finding the Fourth Proportional to 196,821.60, 295,232.40 and 195,655.20

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Solution

The fourth proportional to 196,821.60, 295,232.40 and 195,655.20 is: 293,482.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,821.60 : 295,232.40 = 195,655.20 : x
  2. Step 2: Convert to fraction form
    196,821.60/295,232.40 = 195,655.20/x
  3. Step 3: Cross multiply
    196,821.60x = 295,232.40 × 195,655.20
  4. Step 4: Simplify right side
    196,821.60x = 57,763,754,268.48
  5. Step 5: Solve for x
    x = 57,763,754,268.48/196,821.60
  6. Step 6: Final answer
    x = 293,482.80

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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.