Home / 196,821.20-295,030.20-96,827.60

Finding the Fourth Proportional to 196,821.20, 295,030.20 and 96,827.60

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Solution

The fourth proportional to 196,821.20, 295,030.20 and 96,827.60 is: 145,142.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,821.20 : 295,030.20 = 96,827.60 : x
  2. Step 2: Convert to fraction form
    196,821.20/295,030.20 = 96,827.60/x
  3. Step 3: Cross multiply
    196,821.20x = 295,030.20 × 96,827.60
  4. Step 4: Simplify right side
    196,821.20x = 28,567,066,193.52
  5. Step 5: Solve for x
    x = 28,567,066,193.52/196,821.20
  6. Step 6: Final answer
    x = 145,142.22

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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.