Home / 153,520.72-230,000.52-111,296.07

Finding the Fourth Proportional to 153,520.72, 230,000.52 and 111,296.07

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Solution

The fourth proportional to 153,520.72, 230,000.52 and 111,296.07 is: 166,740.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,520.72 : 230,000.52 = 111,296.07 : x
  2. Step 2: Convert to fraction form
    153,520.72/230,000.52 = 111,296.07/x
  3. Step 3: Cross multiply
    153,520.72x = 230,000.52 × 111,296.07
  4. Step 4: Simplify right side
    153,520.72x = 25,598,153,973.96
  5. Step 5: Solve for x
    x = 25,598,153,973.96/153,520.72
  6. Step 6: Final answer
    x = 166,740.71

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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.