Home / 115,513.80-173,268.27-53,184.30

Finding the Fourth Proportional to 115,513.80, 173,268.27 and 53,184.30

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Solution

The fourth proportional to 115,513.80, 173,268.27 and 53,184.30 is: 79,775.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,513.80 : 173,268.27 = 53,184.30 : x
  2. Step 2: Convert to fraction form
    115,513.80/173,268.27 = 53,184.30/x
  3. Step 3: Cross multiply
    115,513.80x = 173,268.27 × 53,184.30
  4. Step 4: Simplify right side
    115,513.80x = 9,215,151,652.16
  5. Step 5: Solve for x
    x = 9,215,151,652.16/115,513.80
  6. Step 6: Final answer
    x = 79,775.33

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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.