Home / 30,161.85-45,275.87-23,961.70

Finding the Fourth Proportional to 30,161.85, 45,275.87 and 23,961.70

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Solution

The fourth proportional to 30,161.85, 45,275.87 and 23,961.70 is: 35,968.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,161.85 : 45,275.87 = 23,961.70 : x
  2. Step 2: Convert to fraction form
    30,161.85/45,275.87 = 23,961.70/x
  3. Step 3: Cross multiply
    30,161.85x = 45,275.87 × 23,961.70
  4. Step 4: Simplify right side
    30,161.85x = 1,084,886,814.18
  5. Step 5: Solve for x
    x = 1,084,886,814.18/30,161.85
  6. Step 6: Final answer
    x = 35,968.84

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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.