Home / 46,616.80-69,900.36-21,643.96

Finding the Fourth Proportional to 46,616.80, 69,900.36 and 21,643.96

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Solution

The fourth proportional to 46,616.80, 69,900.36 and 21,643.96 is: 32,454.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,616.80 : 69,900.36 = 21,643.96 : x
  2. Step 2: Convert to fraction form
    46,616.80/69,900.36 = 21,643.96/x
  3. Step 3: Cross multiply
    46,616.80x = 69,900.36 × 21,643.96
  4. Step 4: Simplify right side
    46,616.80x = 1,512,920,595.83
  5. Step 5: Solve for x
    x = 1,512,920,595.83/46,616.80
  6. Step 6: Final answer
    x = 32,454.41

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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.