Home / 194,746.48-290,401.54-187,808.22

Finding the Fourth Proportional to 194,746.48, 290,401.54 and 187,808.22

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Solution

The fourth proportional to 194,746.48, 290,401.54 and 187,808.22 is: 280,055.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,746.48 : 290,401.54 = 187,808.22 : x
  2. Step 2: Convert to fraction form
    194,746.48/290,401.54 = 187,808.22/x
  3. Step 3: Cross multiply
    194,746.48x = 290,401.54 × 187,808.22
  4. Step 4: Simplify right side
    194,746.48x = 54,539,795,843.14
  5. Step 5: Solve for x
    x = 54,539,795,843.14/194,746.48
  6. Step 6: Final answer
    x = 280,055.37

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1.5x scale

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.