Home / 20,060.29-30,090.59-5,269.19

Finding the Fourth Proportional to 20,060.29, 30,090.59 and 5,269.19

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Solution

The fourth proportional to 20,060.29, 30,090.59 and 5,269.19 is: 7,903.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,060.29 : 30,090.59 = 5,269.19 : x
  2. Step 2: Convert to fraction form
    20,060.29/30,090.59 = 5,269.19/x
  3. Step 3: Cross multiply
    20,060.29x = 30,090.59 × 5,269.19
  4. Step 4: Simplify right side
    20,060.29x = 158,552,878.88
  5. Step 5: Solve for x
    x = 158,552,878.88/20,060.29
  6. Step 6: Final answer
    x = 7,903.82

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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.