Home / 45,970.80-63,418.86-28,963.23

Finding the Fourth Proportional to 45,970.80, 63,418.86 and 28,963.23

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Solution

The fourth proportional to 45,970.80, 63,418.86 and 28,963.23 is: 39,956.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,970.80 : 63,418.86 = 28,963.23 : x
  2. Step 2: Convert to fraction form
    45,970.80/63,418.86 = 28,963.23/x
  3. Step 3: Cross multiply
    45,970.80x = 63,418.86 × 28,963.23
  4. Step 4: Simplify right side
    45,970.80x = 1,836,815,028.52
  5. Step 5: Solve for x
    x = 1,836,815,028.52/45,970.80
  6. Step 6: Final answer
    x = 39,956.12

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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.