Home / 189,309.24-283,556.70-89,319.64

Finding the Fourth Proportional to 189,309.24, 283,556.70 and 89,319.64

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Solution

The fourth proportional to 189,309.24, 283,556.70 and 89,319.64 is: 133,787.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,309.24 : 283,556.70 = 89,319.64 : x
  2. Step 2: Convert to fraction form
    189,309.24/283,556.70 = 89,319.64/x
  3. Step 3: Cross multiply
    189,309.24x = 283,556.70 × 89,319.64
  4. Step 4: Simplify right side
    189,309.24x = 25,327,182,363.59
  5. Step 5: Solve for x
    x = 25,327,182,363.59/189,309.24
  6. Step 6: Final answer
    x = 133,787.35

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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.