Home / 50,957.03-70,319.35-28,295.43

Finding the Fourth Proportional to 50,957.03, 70,319.35 and 28,295.43

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Solution

The fourth proportional to 50,957.03, 70,319.35 and 28,295.43 is: 39,046.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,957.03 : 70,319.35 = 28,295.43 : x
  2. Step 2: Convert to fraction form
    50,957.03/70,319.35 = 28,295.43/x
  3. Step 3: Cross multiply
    50,957.03x = 70,319.35 × 28,295.43
  4. Step 4: Simplify right side
    50,957.03x = 1,989,716,104.09
  5. Step 5: Solve for x
    x = 1,989,716,104.09/50,957.03
  6. Step 6: Final answer
    x = 39,046.94

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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.