Home / 190,278.83-285,418.92-63,915.46

Finding the Fourth Proportional to 190,278.83, 285,418.92 and 63,915.46

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Solution

The fourth proportional to 190,278.83, 285,418.92 and 63,915.46 is: 95,873.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,278.83 : 285,418.92 = 63,915.46 : x
  2. Step 2: Convert to fraction form
    190,278.83/285,418.92 = 63,915.46/x
  3. Step 3: Cross multiply
    190,278.83x = 285,418.92 × 63,915.46
  4. Step 4: Simplify right side
    190,278.83x = 18,242,681,564.50
  5. Step 5: Solve for x
    x = 18,242,681,564.50/190,278.83
  6. Step 6: Final answer
    x = 95,873.42

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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.