Home / 34,303.86-47,324.30-20,150.32

Finding the Fourth Proportional to 34,303.86, 47,324.30 and 20,150.32

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Solution

The fourth proportional to 34,303.86, 47,324.30 and 20,150.32 is: 27,798.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,303.86 : 47,324.30 = 20,150.32 : x
  2. Step 2: Convert to fraction form
    34,303.86/47,324.30 = 20,150.32/x
  3. Step 3: Cross multiply
    34,303.86x = 47,324.30 × 20,150.32
  4. Step 4: Simplify right side
    34,303.86x = 953,599,788.78
  5. Step 5: Solve for x
    x = 953,599,788.78/34,303.86
  6. Step 6: Final answer
    x = 27,798.61

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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.