Home / 46,279.92-69,420.32-11,219.88

Finding the Fourth Proportional to 46,279.92, 69,420.32 and 11,219.88

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Solution

The fourth proportional to 46,279.92, 69,420.32 and 11,219.88 is: 16,829.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,279.92 : 69,420.32 = 11,219.88 : x
  2. Step 2: Convert to fraction form
    46,279.92/69,420.32 = 11,219.88/x
  3. Step 3: Cross multiply
    46,279.92x = 69,420.32 × 11,219.88
  4. Step 4: Simplify right side
    46,279.92x = 778,887,659.96
  5. Step 5: Solve for x
    x = 778,887,659.96/46,279.92
  6. Step 6: Final answer
    x = 16,829.93

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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.