Home / 46,790.88-70,107.12-28,284

Finding the Fourth Proportional to 46,790.88, 70,107.12 and 28,284

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Solution

The fourth proportional to 46,790.88, 70,107.12 and 28,284 is: 42,378.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,790.88 : 70,107.12 = 28,284 : x
  2. Step 2: Convert to fraction form
    46,790.88/70,107.12 = 28,284/x
  3. Step 3: Cross multiply
    46,790.88x = 70,107.12 × 28,284
  4. Step 4: Simplify right side
    46,790.88x = 1,982,909,782.08
  5. Step 5: Solve for x
    x = 1,982,909,782.08/46,790.88
  6. Step 6: Final answer
    x = 42,378.13

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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.