Home / 20,068.56-30,106.76-6,741.23

Finding the Fourth Proportional to 20,068.56, 30,106.76 and 6,741.23

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Solution

The fourth proportional to 20,068.56, 30,106.76 and 6,741.23 is: 10,113.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,068.56 : 30,106.76 = 6,741.23 : x
  2. Step 2: Convert to fraction form
    20,068.56/30,106.76 = 6,741.23/x
  3. Step 3: Cross multiply
    20,068.56x = 30,106.76 × 6,741.23
  4. Step 4: Simplify right side
    20,068.56x = 202,956,409.47
  5. Step 5: Solve for x
    x = 202,956,409.47/20,068.56
  6. Step 6: Final answer
    x = 10,113.15

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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.