Home / 230,217.22-345,323.40-89,974.63

Finding the Fourth Proportional to 230,217.22, 345,323.40 and 89,974.63

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Solution

The fourth proportional to 230,217.22, 345,323.40 and 89,974.63 is: 134,961.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,217.22 : 345,323.40 = 89,974.63 : x
  2. Step 2: Convert to fraction form
    230,217.22/345,323.40 = 89,974.63/x
  3. Step 3: Cross multiply
    230,217.22x = 345,323.40 × 89,974.63
  4. Step 4: Simplify right side
    230,217.22x = 31,070,345,145.34
  5. Step 5: Solve for x
    x = 31,070,345,145.34/230,217.22
  6. Step 6: Final answer
    x = 134,961.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.