Home / 50,963.40-76,445.10-49,869.90

Finding the Fourth Proportional to 50,963.40, 76,445.10 and 49,869.90

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Solution

The fourth proportional to 50,963.40, 76,445.10 and 49,869.90 is: 74,804.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,963.40 : 76,445.10 = 49,869.90 : x
  2. Step 2: Convert to fraction form
    50,963.40/76,445.10 = 49,869.90/x
  3. Step 3: Cross multiply
    50,963.40x = 76,445.10 × 49,869.90
  4. Step 4: Simplify right side
    50,963.40x = 3,812,309,492.49
  5. Step 5: Solve for x
    x = 3,812,309,492.49/50,963.40
  6. Step 6: Final answer
    x = 74,804.85

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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.