Home / 207,246.20-285,999.75-117,822.20

Finding the Fourth Proportional to 207,246.20, 285,999.75 and 117,822.20

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Solution

The fourth proportional to 207,246.20, 285,999.75 and 117,822.20 is: 162,594.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,246.20 : 285,999.75 = 117,822.20 : x
  2. Step 2: Convert to fraction form
    207,246.20/285,999.75 = 117,822.20/x
  3. Step 3: Cross multiply
    207,246.20x = 285,999.75 × 117,822.20
  4. Step 4: Simplify right side
    207,246.20x = 33,697,118,314.45
  5. Step 5: Solve for x
    x = 33,697,118,314.45/207,246.20
  6. Step 6: Final answer
    x = 162,594.63

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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.