Home / 150,234.03-207,323.15-86,570.19

Finding the Fourth Proportional to 150,234.03, 207,323.15 and 86,570.19

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Solution

The fourth proportional to 150,234.03, 207,323.15 and 86,570.19 is: 119,466.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,234.03 : 207,323.15 = 86,570.19 : x
  2. Step 2: Convert to fraction form
    150,234.03/207,323.15 = 86,570.19/x
  3. Step 3: Cross multiply
    150,234.03x = 207,323.15 × 86,570.19
  4. Step 4: Simplify right side
    150,234.03x = 17,948,004,054.05
  5. Step 5: Solve for x
    x = 17,948,004,054.05/150,234.03
  6. Step 6: Final answer
    x = 119,466.97

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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.