Home / 164,202.18-245,858.37-85,150.63

Finding the Fourth Proportional to 164,202.18, 245,858.37 and 85,150.63

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Solution

The fourth proportional to 164,202.18, 245,858.37 and 85,150.63 is: 127,495.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,202.18 : 245,858.37 = 85,150.63 : x
  2. Step 2: Convert to fraction form
    164,202.18/245,858.37 = 85,150.63/x
  3. Step 3: Cross multiply
    164,202.18x = 245,858.37 × 85,150.63
  4. Step 4: Simplify right side
    164,202.18x = 20,934,995,096.27
  5. Step 5: Solve for x
    x = 20,934,995,096.27/164,202.18
  6. Step 6: Final answer
    x = 127,495.23

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1.5x scale

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.