Home / 127,803.20-191,703.84-33,025.28

Finding the Fourth Proportional to 127,803.20, 191,703.84 and 33,025.28

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Solution

The fourth proportional to 127,803.20, 191,703.84 and 33,025.28 is: 49,537.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,803.20 : 191,703.84 = 33,025.28 : x
  2. Step 2: Convert to fraction form
    127,803.20/191,703.84 = 33,025.28/x
  3. Step 3: Cross multiply
    127,803.20x = 191,703.84 × 33,025.28
  4. Step 4: Simplify right side
    127,803.20x = 6,331,072,993.08
  5. Step 5: Solve for x
    x = 6,331,072,993.08/127,803.20
  6. Step 6: Final answer
    x = 49,537.67

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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.