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Finding the Fourth Proportional to 70,244.01, 96,822.95 and 54,903.83

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Solution

The fourth proportional to 70,244.01, 96,822.95 and 54,903.83 is: 75,678.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,244.01 : 96,822.95 = 54,903.83 : x
  2. Step 2: Convert to fraction form
    70,244.01/96,822.95 = 54,903.83/x
  3. Step 3: Cross multiply
    70,244.01x = 96,822.95 × 54,903.83
  4. Step 4: Simplify right side
    70,244.01x = 5,315,950,028.26
  5. Step 5: Solve for x
    x = 5,315,950,028.26/70,244.01
  6. Step 6: Final answer
    x = 75,678.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.