Home / 50,838.23-70,156.87-28,177.61

Finding the Fourth Proportional to 50,838.23, 70,156.87 and 28,177.61

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Solution

The fourth proportional to 50,838.23, 70,156.87 and 28,177.61 is: 38,885.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,838.23 : 70,156.87 = 28,177.61 : x
  2. Step 2: Convert to fraction form
    50,838.23/70,156.87 = 28,177.61/x
  3. Step 3: Cross multiply
    50,838.23x = 70,156.87 × 28,177.61
  4. Step 4: Simplify right side
    50,838.23x = 1,976,852,500.45
  5. Step 5: Solve for x
    x = 1,976,852,500.45/50,838.23
  6. Step 6: Final answer
    x = 38,885.15

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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.