Home / 50,920.34-70,274.45-28,263.70

Finding the Fourth Proportional to 50,920.34, 70,274.45 and 28,263.70

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Solution

The fourth proportional to 50,920.34, 70,274.45 and 28,263.70 is: 39,006.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,920.34 : 70,274.45 = 28,263.70 : x
  2. Step 2: Convert to fraction form
    50,920.34/70,274.45 = 28,263.70/x
  3. Step 3: Cross multiply
    50,920.34x = 70,274.45 × 28,263.70
  4. Step 4: Simplify right side
    50,920.34x = 1,986,216,130.97
  5. Step 5: Solve for x
    x = 1,986,216,130.97/50,920.34
  6. Step 6: Final answer
    x = 39,006.34

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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.