Home / 53,086.68-79,627.34-19,804.14

Finding the Fourth Proportional to 53,086.68, 79,627.34 and 19,804.14

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Solution

The fourth proportional to 53,086.68, 79,627.34 and 19,804.14 is: 29,705.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,086.68 : 79,627.34 = 19,804.14 : x
  2. Step 2: Convert to fraction form
    53,086.68/79,627.34 = 19,804.14/x
  3. Step 3: Cross multiply
    53,086.68x = 79,627.34 × 19,804.14
  4. Step 4: Simplify right side
    53,086.68x = 1,576,950,989.19
  5. Step 5: Solve for x
    x = 1,576,950,989.19/53,086.68
  6. Step 6: Final answer
    x = 29,705.21

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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.