Home / 52,213.94-72,055.31-28,340.63

Finding the Fourth Proportional to 52,213.94, 72,055.31 and 28,340.63

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Solution

The fourth proportional to 52,213.94, 72,055.31 and 28,340.63 is: 39,110.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,213.94 : 72,055.31 = 28,340.63 : x
  2. Step 2: Convert to fraction form
    52,213.94/72,055.31 = 28,340.63/x
  3. Step 3: Cross multiply
    52,213.94x = 72,055.31 × 28,340.63
  4. Step 4: Simplify right side
    52,213.94x = 2,042,092,378.27
  5. Step 5: Solve for x
    x = 2,042,092,378.27/52,213.94
  6. Step 6: Final answer
    x = 39,110.10

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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.