Home / 105,395.87-158,094.08-43,066.37

Finding the Fourth Proportional to 105,395.87, 158,094.08 and 43,066.37

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Solution

The fourth proportional to 105,395.87, 158,094.08 and 43,066.37 is: 64,599.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,395.87 : 158,094.08 = 43,066.37 : x
  2. Step 2: Convert to fraction form
    105,395.87/158,094.08 = 43,066.37/x
  3. Step 3: Cross multiply
    105,395.87x = 158,094.08 × 43,066.37
  4. Step 4: Simplify right side
    105,395.87x = 6,808,538,485.49
  5. Step 5: Solve for x
    x = 6,808,538,485.49/105,395.87
  6. Step 6: Final answer
    x = 64,599.67

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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.