Home / 57,430.96-79,243.12-33,553.02

Finding the Fourth Proportional to 57,430.96, 79,243.12 and 33,553.02

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Solution

The fourth proportional to 57,430.96, 79,243.12 and 33,553.02 is: 46,296.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,430.96 : 79,243.12 = 33,553.02 : x
  2. Step 2: Convert to fraction form
    57,430.96/79,243.12 = 33,553.02/x
  3. Step 3: Cross multiply
    57,430.96x = 79,243.12 × 33,553.02
  4. Step 4: Simplify right side
    57,430.96x = 2,658,846,140.59
  5. Step 5: Solve for x
    x = 2,658,846,140.59/57,430.96
  6. Step 6: Final answer
    x = 46,296.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.