Home / 130,692.68-180,353.46-73,333.04

Finding the Fourth Proportional to 130,692.68, 180,353.46 and 73,333.04

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Solution

The fourth proportional to 130,692.68, 180,353.46 and 73,333.04 is: 101,198.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,692.68 : 180,353.46 = 73,333.04 : x
  2. Step 2: Convert to fraction form
    130,692.68/180,353.46 = 73,333.04/x
  3. Step 3: Cross multiply
    130,692.68x = 180,353.46 × 73,333.04
  4. Step 4: Simplify right side
    130,692.68x = 13,225,867,496.32
  5. Step 5: Solve for x
    x = 13,225,867,496.32/130,692.68
  6. Step 6: Final answer
    x = 101,198.23

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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.