Home / 116,087.20-160,172.36-73,630.24

Finding the Fourth Proportional to 116,087.20, 160,172.36 and 73,630.24

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Solution

The fourth proportional to 116,087.20, 160,172.36 and 73,630.24 is: 101,591.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,087.20 : 160,172.36 = 73,630.24 : x
  2. Step 2: Convert to fraction form
    116,087.20/160,172.36 = 73,630.24/x
  3. Step 3: Cross multiply
    116,087.20x = 160,172.36 × 73,630.24
  4. Step 4: Simplify right side
    116,087.20x = 11,793,529,308.17
  5. Step 5: Solve for x
    x = 11,793,529,308.17/116,087.20
  6. Step 6: Final answer
    x = 101,591.99

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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.