Home / 46,290.26-69,438.99-15,128.66

Finding the Fourth Proportional to 46,290.26, 69,438.99 and 15,128.66

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Solution

The fourth proportional to 46,290.26, 69,438.99 and 15,128.66 is: 22,694.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,290.26 : 69,438.99 = 15,128.66 : x
  2. Step 2: Convert to fraction form
    46,290.26/69,438.99 = 15,128.66/x
  3. Step 3: Cross multiply
    46,290.26x = 69,438.99 × 15,128.66
  4. Step 4: Simplify right side
    46,290.26x = 1,050,518,870.45
  5. Step 5: Solve for x
    x = 1,050,518,870.45/46,290.26
  6. Step 6: Final answer
    x = 22,694.17

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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.