Home / 190,596.12-285,533.31-127,225.15

Finding the Fourth Proportional to 190,596.12, 285,533.31 and 127,225.15

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Solution

The fourth proportional to 190,596.12, 285,533.31 and 127,225.15 is: 190,596.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,596.12 : 285,533.31 = 127,225.15 : x
  2. Step 2: Convert to fraction form
    190,596.12/285,533.31 = 127,225.15/x
  3. Step 3: Cross multiply
    190,596.12x = 285,533.31 × 127,225.15
  4. Step 4: Simplify right side
    190,596.12x = 36,327,018,194.75
  5. Step 5: Solve for x
    x = 36,327,018,194.75/190,596.12
  6. Step 6: Final answer
    x = 190,596.84

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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.