Home / 134,643.06-200,776.32-133,443.45

Finding the Fourth Proportional to 134,643.06, 200,776.32 and 133,443.45

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Solution

The fourth proportional to 134,643.06, 200,776.32 and 133,443.45 is: 198,987.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,643.06 : 200,776.32 = 133,443.45 : x
  2. Step 2: Convert to fraction form
    134,643.06/200,776.32 = 133,443.45/x
  3. Step 3: Cross multiply
    134,643.06x = 200,776.32 × 133,443.45
  4. Step 4: Simplify right side
    134,643.06x = 26,792,284,819.10
  5. Step 5: Solve for x
    x = 26,792,284,819.10/134,643.06
  6. Step 6: Final answer
    x = 198,987.49

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.