Home / 111,430.92-167,195.40-45,000.60

Finding the Fourth Proportional to 111,430.92, 167,195.40 and 45,000.60

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Solution

The fourth proportional to 111,430.92, 167,195.40 and 45,000.60 is: 67,520.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,430.92 : 167,195.40 = 45,000.60 : x
  2. Step 2: Convert to fraction form
    111,430.92/167,195.40 = 45,000.60/x
  3. Step 3: Cross multiply
    111,430.92x = 167,195.40 × 45,000.60
  4. Step 4: Simplify right side
    111,430.92x = 7,523,893,317.24
  5. Step 5: Solve for x
    x = 7,523,893,317.24/111,430.92
  6. Step 6: Final answer
    x = 67,520.70

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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.