Home / 190,056.07-285,083.88-87,463.07

Finding the Fourth Proportional to 190,056.07, 285,083.88 and 87,463.07

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Solution

The fourth proportional to 190,056.07, 285,083.88 and 87,463.07 is: 131,194.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,056.07 : 285,083.88 = 87,463.07 : x
  2. Step 2: Convert to fraction form
    190,056.07/285,083.88 = 87,463.07/x
  3. Step 3: Cross multiply
    190,056.07x = 285,083.88 × 87,463.07
  4. Step 4: Simplify right side
    190,056.07x = 24,934,310,112.16
  5. Step 5: Solve for x
    x = 24,934,310,112.16/190,056.07
  6. Step 6: Final answer
    x = 131,194.49

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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.