Home / 114,998.96-172,520.24-40,140.51

Finding the Fourth Proportional to 114,998.96, 172,520.24 and 40,140.51

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Solution

The fourth proportional to 114,998.96, 172,520.24 and 40,140.51 is: 60,218.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,998.96 : 172,520.24 = 40,140.51 : x
  2. Step 2: Convert to fraction form
    114,998.96/172,520.24 = 40,140.51/x
  3. Step 3: Cross multiply
    114,998.96x = 172,520.24 × 40,140.51
  4. Step 4: Simplify right side
    114,998.96x = 6,925,050,218.22
  5. Step 5: Solve for x
    x = 6,925,050,218.22/114,998.96
  6. Step 6: Final answer
    x = 60,218.38

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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.