Home / 166,843.22-230,248.32-101,431.94

Finding the Fourth Proportional to 166,843.22, 230,248.32 and 101,431.94

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Solution

The fourth proportional to 166,843.22, 230,248.32 and 101,431.94 is: 139,978.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,843.22 : 230,248.32 = 101,431.94 : x
  2. Step 2: Convert to fraction form
    166,843.22/230,248.32 = 101,431.94/x
  3. Step 3: Cross multiply
    166,843.22x = 230,248.32 × 101,431.94
  4. Step 4: Simplify right side
    166,843.22x = 23,354,533,779.34
  5. Step 5: Solve for x
    x = 23,354,533,779.34/166,843.22
  6. Step 6: Final answer
    x = 139,978.92

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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.