Home / 50,985.08-70,364.16-30,846.92

Finding the Fourth Proportional to 50,985.08, 70,364.16 and 30,846.92

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Solution

The fourth proportional to 50,985.08, 70,364.16 and 30,846.92 is: 42,571.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,985.08 : 70,364.16 = 30,846.92 : x
  2. Step 2: Convert to fraction form
    50,985.08/70,364.16 = 30,846.92/x
  3. Step 3: Cross multiply
    50,985.08x = 70,364.16 × 30,846.92
  4. Step 4: Simplify right side
    50,985.08x = 2,170,517,262.57
  5. Step 5: Solve for x
    x = 2,170,517,262.57/50,985.08
  6. Step 6: Final answer
    x = 42,571.62

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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.