Home / 57,132,025.70-85,698,038.55-54,345,107.30

Finding the Fourth Proportional to 57,132,025.70, 85,698,038.55 and 54,345,107.30

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Solution

The fourth proportional to 57,132,025.70, 85,698,038.55 and 54,345,107.30 is: 81,517,660.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,132,025.70 : 85,698,038.55 = 54,345,107.30 : x
  2. Step 2: Convert to fraction form
    57,132,025.70/85,698,038.55 = 54,345,107.30/x
  3. Step 3: Cross multiply
    57,132,025.70x = 85,698,038.55 × 54,345,107.30
  4. Step 4: Simplify right side
    57,132,025.70x = 4,657,269,100,399,286
  5. Step 5: Solve for x
    x = 4,657,269,100,399,286/57,132,025.70
  6. Step 6: Final answer
    x = 81,517,660.95

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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.