Home / 201,416.13-277,967.84-133,315.83

Finding the Fourth Proportional to 201,416.13, 277,967.84 and 133,315.83

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Solution

The fourth proportional to 201,416.13, 277,967.84 and 133,315.83 is: 183,984.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,416.13 : 277,967.84 = 133,315.83 : x
  2. Step 2: Convert to fraction form
    201,416.13/277,967.84 = 133,315.83/x
  3. Step 3: Cross multiply
    201,416.13x = 277,967.84 × 133,315.83
  4. Step 4: Simplify right side
    201,416.13x = 37,057,512,636.33
  5. Step 5: Solve for x
    x = 37,057,512,636.33/201,416.13
  6. Step 6: Final answer
    x = 183,984.83

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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.