Home / 189,003.54-283,563.64-70,686.84

Finding the Fourth Proportional to 189,003.54, 283,563.64 and 70,686.84

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Solution

The fourth proportional to 189,003.54, 283,563.64 and 70,686.84 is: 106,052.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,003.54 : 283,563.64 = 70,686.84 : x
  2. Step 2: Convert to fraction form
    189,003.54/283,563.64 = 70,686.84/x
  3. Step 3: Cross multiply
    189,003.54x = 283,563.64 × 70,686.84
  4. Step 4: Simplify right side
    189,003.54x = 20,044,217,650.50
  5. Step 5: Solve for x
    x = 20,044,217,650.50/189,003.54
  6. Step 6: Final answer
    x = 106,052.08

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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.