Home / 190,773.42-286,160.22-66,114.42

Finding the Fourth Proportional to 190,773.42, 286,160.22 and 66,114.42

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Solution

The fourth proportional to 190,773.42, 286,160.22 and 66,114.42 is: 99,171.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,773.42 : 286,160.22 = 66,114.42 : x
  2. Step 2: Convert to fraction form
    190,773.42/286,160.22 = 66,114.42/x
  3. Step 3: Cross multiply
    190,773.42x = 286,160.22 × 66,114.42
  4. Step 4: Simplify right side
    190,773.42x = 18,919,316,972.37
  5. Step 5: Solve for x
    x = 18,919,316,972.37/190,773.42
  6. Step 6: Final answer
    x = 99,171.66

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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.