Home / 77,223.64-106,563.67-43,226.41

Finding the Fourth Proportional to 77,223.64, 106,563.67 and 43,226.41

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Solution

The fourth proportional to 77,223.64, 106,563.67 and 43,226.41 is: 59,649.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,223.64 : 106,563.67 = 43,226.41 : x
  2. Step 2: Convert to fraction form
    77,223.64/106,563.67 = 43,226.41/x
  3. Step 3: Cross multiply
    77,223.64x = 106,563.67 × 43,226.41
  4. Step 4: Simplify right side
    77,223.64x = 4,606,364,890.52
  5. Step 5: Solve for x
    x = 4,606,364,890.52/77,223.64
  6. Step 6: Final answer
    x = 59,649.67

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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.