Home / 101,558.55-140,152.23-58,514.25

Finding the Fourth Proportional to 101,558.55, 140,152.23 and 58,514.25

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Solution

The fourth proportional to 101,558.55, 140,152.23 and 58,514.25 is: 80,750.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,558.55 : 140,152.23 = 58,514.25 : x
  2. Step 2: Convert to fraction form
    101,558.55/140,152.23 = 58,514.25/x
  3. Step 3: Cross multiply
    101,558.55x = 140,152.23 × 58,514.25
  4. Step 4: Simplify right side
    101,558.55x = 8,200,902,624.28
  5. Step 5: Solve for x
    x = 8,200,902,624.28/101,558.55
  6. Step 6: Final answer
    x = 80,750.49

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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.