Home / 196,303.65-293,874.21-121,182.25

Finding the Fourth Proportional to 196,303.65, 293,874.21 and 121,182.25

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Solution

The fourth proportional to 196,303.65, 293,874.21 and 121,182.25 is: 181,414.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,303.65 : 293,874.21 = 121,182.25 : x
  2. Step 2: Convert to fraction form
    196,303.65/293,874.21 = 121,182.25/x
  3. Step 3: Cross multiply
    196,303.65x = 293,874.21 × 121,182.25
  4. Step 4: Simplify right side
    196,303.65x = 35,612,337,984.77
  5. Step 5: Solve for x
    x = 35,612,337,984.77/196,303.65
  6. Step 6: Final answer
    x = 181,414.55

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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.