Home / 36,739.88-50,570.34-30,705.32

Finding the Fourth Proportional to 36,739.88, 50,570.34 and 30,705.32

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Solution

The fourth proportional to 36,739.88, 50,570.34 and 30,705.32 is: 42,264.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,739.88 : 50,570.34 = 30,705.32 : x
  2. Step 2: Convert to fraction form
    36,739.88/50,570.34 = 30,705.32/x
  3. Step 3: Cross multiply
    36,739.88x = 50,570.34 × 30,705.32
  4. Step 4: Simplify right side
    36,739.88x = 1,552,778,472.21
  5. Step 5: Solve for x
    x = 1,552,778,472.21/36,739.88
  6. Step 6: Final answer
    x = 42,264.11

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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.