Home / 52,206.76-78,256.86-20,596.24

Finding the Fourth Proportional to 52,206.76, 78,256.86 and 20,596.24

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Solution

The fourth proportional to 52,206.76, 78,256.86 and 20,596.24 is: 30,873.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,206.76 : 78,256.86 = 20,596.24 : x
  2. Step 2: Convert to fraction form
    52,206.76/78,256.86 = 20,596.24/x
  3. Step 3: Cross multiply
    52,206.76x = 78,256.86 × 20,596.24
  4. Step 4: Simplify right side
    52,206.76x = 1,611,797,070.21
  5. Step 5: Solve for x
    x = 1,611,797,070.21/52,206.76
  6. Step 6: Final answer
    x = 30,873.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.