Home / 196,154.58-270,685.35-111,269.82

Finding the Fourth Proportional to 196,154.58, 270,685.35 and 111,269.82

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Solution

The fourth proportional to 196,154.58, 270,685.35 and 111,269.82 is: 153,547.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,154.58 : 270,685.35 = 111,269.82 : x
  2. Step 2: Convert to fraction form
    196,154.58/270,685.35 = 111,269.82/x
  3. Step 3: Cross multiply
    196,154.58x = 270,685.35 × 111,269.82
  4. Step 4: Simplify right side
    196,154.58x = 30,119,110,171.14
  5. Step 5: Solve for x
    x = 30,119,110,171.14/196,154.58
  6. Step 6: Final answer
    x = 153,547.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.