Home / 53,086.67-79,627.35-19,804.13

Finding the Fourth Proportional to 53,086.67, 79,627.35 and 19,804.13

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Solution

The fourth proportional to 53,086.67, 79,627.35 and 19,804.13 is: 29,705.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,086.67 : 79,627.35 = 19,804.13 : x
  2. Step 2: Convert to fraction form
    53,086.67/79,627.35 = 19,804.13/x
  3. Step 3: Cross multiply
    53,086.67x = 79,627.35 × 19,804.13
  4. Step 4: Simplify right side
    53,086.67x = 1,576,950,390.96
  5. Step 5: Solve for x
    x = 1,576,950,390.96/53,086.67
  6. Step 6: Final answer
    x = 29,705.20

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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.