Home / 168,231.37-232,152.85-92,779.87

Finding the Fourth Proportional to 168,231.37, 232,152.85 and 92,779.87

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Solution

The fourth proportional to 168,231.37, 232,152.85 and 92,779.87 is: 128,032.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,231.37 : 232,152.85 = 92,779.87 : x
  2. Step 2: Convert to fraction form
    168,231.37/232,152.85 = 92,779.87/x
  3. Step 3: Cross multiply
    168,231.37x = 232,152.85 × 92,779.87
  4. Step 4: Simplify right side
    168,231.37x = 21,539,111,243.13
  5. Step 5: Solve for x
    x = 21,539,111,243.13/168,231.37
  6. Step 6: Final answer
    x = 128,032.67

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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.