Home / 277,529.69-382,988.25-156,668.38

Finding the Fourth Proportional to 277,529.69, 382,988.25 and 156,668.38

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Solution

The fourth proportional to 277,529.69, 382,988.25 and 156,668.38 is: 216,200.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,529.69 : 382,988.25 = 156,668.38 : x
  2. Step 2: Convert to fraction form
    277,529.69/382,988.25 = 156,668.38/x
  3. Step 3: Cross multiply
    277,529.69x = 382,988.25 × 156,668.38
  4. Step 4: Simplify right side
    277,529.69x = 60,002,147,729.06
  5. Step 5: Solve for x
    x = 60,002,147,729.06/277,529.69
  6. Step 6: Final answer
    x = 216,200.82

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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.