Home / 147,590.55-221,100.39-123,613.43

Finding the Fourth Proportional to 147,590.55, 221,100.39 and 123,613.43

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Solution

The fourth proportional to 147,590.55, 221,100.39 and 123,613.43 is: 185,181.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,590.55 : 221,100.39 = 123,613.43 : x
  2. Step 2: Convert to fraction form
    147,590.55/221,100.39 = 123,613.43/x
  3. Step 3: Cross multiply
    147,590.55x = 221,100.39 × 123,613.43
  4. Step 4: Simplify right side
    147,590.55x = 27,330,976,476.74
  5. Step 5: Solve for x
    x = 27,330,976,476.74/147,590.55
  6. Step 6: Final answer
    x = 185,181.07

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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.