Home / 166,779.45-230,157.50-90,300.24

Finding the Fourth Proportional to 166,779.45, 230,157.50 and 90,300.24

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Solution

The fourth proportional to 166,779.45, 230,157.50 and 90,300.24 is: 124,615.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,779.45 : 230,157.50 = 90,300.24 : x
  2. Step 2: Convert to fraction form
    166,779.45/230,157.50 = 90,300.24/x
  3. Step 3: Cross multiply
    166,779.45x = 230,157.50 × 90,300.24
  4. Step 4: Simplify right side
    166,779.45x = 20,783,277,036.30
  5. Step 5: Solve for x
    x = 20,783,277,036.30/166,779.45
  6. Step 6: Final answer
    x = 124,615.34

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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.