Home / 196,940.28-295,501.14-122,148.12

Finding the Fourth Proportional to 196,940.28, 295,501.14 and 122,148.12

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Solution

The fourth proportional to 196,940.28, 295,501.14 and 122,148.12 is: 183,278.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,940.28 : 295,501.14 = 122,148.12 : x
  2. Step 2: Convert to fraction form
    196,940.28/295,501.14 = 122,148.12/x
  3. Step 3: Cross multiply
    196,940.28x = 295,501.14 × 122,148.12
  4. Step 4: Simplify right side
    196,940.28x = 36,094,908,708.86
  5. Step 5: Solve for x
    x = 36,094,908,708.86/196,940.28
  6. Step 6: Final answer
    x = 183,278.45

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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.