Home / 190,473.32-285,707.07-46,380.49

Finding the Fourth Proportional to 190,473.32, 285,707.07 and 46,380.49

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Solution

The fourth proportional to 190,473.32, 285,707.07 and 46,380.49 is: 69,570.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,473.32 : 285,707.07 = 46,380.49 : x
  2. Step 2: Convert to fraction form
    190,473.32/285,707.07 = 46,380.49/x
  3. Step 3: Cross multiply
    190,473.32x = 285,707.07 × 46,380.49
  4. Step 4: Simplify right side
    190,473.32x = 13,251,233,903.06
  5. Step 5: Solve for x
    x = 13,251,233,903.06/190,473.32
  6. Step 6: Final answer
    x = 69,570.03

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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.