Home / 190,525.32-285,227.40-127,188.36

Finding the Fourth Proportional to 190,525.32, 285,227.40 and 127,188.36

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Solution

The fourth proportional to 190,525.32, 285,227.40 and 127,188.36 is: 190,408.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,525.32 : 285,227.40 = 127,188.36 : x
  2. Step 2: Convert to fraction form
    190,525.32/285,227.40 = 127,188.36/x
  3. Step 3: Cross multiply
    190,525.32x = 285,227.40 × 127,188.36
  4. Step 4: Simplify right side
    190,525.32x = 36,277,605,233.06
  5. Step 5: Solve for x
    x = 36,277,605,233.06/190,525.32
  6. Step 6: Final answer
    x = 190,408.32

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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.