Home / 36,742.88-50,574.48-30,708.32

Finding the Fourth Proportional to 36,742.88, 50,574.48 and 30,708.32

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Solution

The fourth proportional to 36,742.88, 50,574.48 and 30,708.32 is: 42,268.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,742.88 : 50,574.48 = 30,708.32 : x
  2. Step 2: Convert to fraction form
    36,742.88/50,574.48 = 30,708.32/x
  3. Step 3: Cross multiply
    36,742.88x = 50,574.48 × 30,708.32
  4. Step 4: Simplify right side
    36,742.88x = 1,553,057,315.67
  5. Step 5: Solve for x
    x = 1,553,057,315.67/36,742.88
  6. Step 6: Final answer
    x = 42,268.25

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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.