Home / 50,934.61-70,290.35-28,274.05

Finding the Fourth Proportional to 50,934.61, 70,290.35 and 28,274.05

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Solution

The fourth proportional to 50,934.61, 70,290.35 and 28,274.05 is: 39,018.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,934.61 : 70,290.35 = 28,274.05 : x
  2. Step 2: Convert to fraction form
    50,934.61/70,290.35 = 28,274.05/x
  3. Step 3: Cross multiply
    50,934.61x = 70,290.35 × 28,274.05
  4. Step 4: Simplify right side
    50,934.61x = 1,987,392,870.42
  5. Step 5: Solve for x
    x = 1,987,392,870.42/50,934.61
  6. Step 6: Final answer
    x = 39,018.52

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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.