Home / 50,838.08-70,157.07-28,177.57

Finding the Fourth Proportional to 50,838.08, 70,157.07 and 28,177.57

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Solution

The fourth proportional to 50,838.08, 70,157.07 and 28,177.57 is: 38,885.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,838.08 : 70,157.07 = 28,177.57 : x
  2. Step 2: Convert to fraction form
    50,838.08/70,157.07 = 28,177.57/x
  3. Step 3: Cross multiply
    50,838.08x = 70,157.07 × 28,177.57
  4. Step 4: Simplify right side
    50,838.08x = 1,976,855,838.62
  5. Step 5: Solve for x
    x = 1,976,855,838.62/50,838.08
  6. Step 6: Final answer
    x = 38,885.34

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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.