Home / 196,205.60-293,617.20-136,762.40

Finding the Fourth Proportional to 196,205.60, 293,617.20 and 136,762.40

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Solution

The fourth proportional to 196,205.60, 293,617.20 and 136,762.40 is: 204,661.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,205.60 : 293,617.20 = 136,762.40 : x
  2. Step 2: Convert to fraction form
    196,205.60/293,617.20 = 136,762.40/x
  3. Step 3: Cross multiply
    196,205.60x = 293,617.20 × 136,762.40
  4. Step 4: Simplify right side
    196,205.60x = 40,155,792,953.28
  5. Step 5: Solve for x
    x = 40,155,792,953.28/196,205.60
  6. Step 6: Final answer
    x = 204,661.81

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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.