Home / 190,244.72-285,369.48-57,117.24

Finding the Fourth Proportional to 190,244.72, 285,369.48 and 57,117.24

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Solution

The fourth proportional to 190,244.72, 285,369.48 and 57,117.24 is: 85,676.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,244.72 : 285,369.48 = 57,117.24 : x
  2. Step 2: Convert to fraction form
    190,244.72/285,369.48 = 57,117.24/x
  3. Step 3: Cross multiply
    190,244.72x = 285,369.48 × 57,117.24
  4. Step 4: Simplify right side
    190,244.72x = 16,299,517,077.84
  5. Step 5: Solve for x
    x = 16,299,517,077.84/190,244.72
  6. Step 6: Final answer
    x = 85,676.58

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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.