Home / 77,015.46-106,281.72-43,025.37

Finding the Fourth Proportional to 77,015.46, 106,281.72 and 43,025.37

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Solution

The fourth proportional to 77,015.46, 106,281.72 and 43,025.37 is: 59,375.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,015.46 : 106,281.72 = 43,025.37 : x
  2. Step 2: Convert to fraction form
    77,015.46/106,281.72 = 43,025.37/x
  3. Step 3: Cross multiply
    77,015.46x = 106,281.72 × 43,025.37
  4. Step 4: Simplify right side
    77,015.46x = 4,572,810,327.24
  5. Step 5: Solve for x
    x = 4,572,810,327.24/77,015.46
  6. Step 6: Final answer
    x = 59,375.23

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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.