Home / 277,284.09-382,669.77-156,381.26

Finding the Fourth Proportional to 277,284.09, 382,669.77 and 156,381.26

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Solution

The fourth proportional to 277,284.09, 382,669.77 and 156,381.26 is: 215,816.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,284.09 : 382,669.77 = 156,381.26 : x
  2. Step 2: Convert to fraction form
    277,284.09/382,669.77 = 156,381.26/x
  3. Step 3: Cross multiply
    277,284.09x = 382,669.77 × 156,381.26
  4. Step 4: Simplify right side
    277,284.09x = 59,842,378,883.16
  5. Step 5: Solve for x
    x = 59,842,378,883.16/277,284.09
  6. Step 6: Final answer
    x = 215,816.13

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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.