Home / 40,041.64-55,249.86-25,130.92

Finding the Fourth Proportional to 40,041.64, 55,249.86 and 25,130.92

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Solution

The fourth proportional to 40,041.64, 55,249.86 and 25,130.92 is: 34,675.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,041.64 : 55,249.86 = 25,130.92 : x
  2. Step 2: Convert to fraction form
    40,041.64/55,249.86 = 25,130.92/x
  3. Step 3: Cross multiply
    40,041.64x = 55,249.86 × 25,130.92
  4. Step 4: Simplify right side
    40,041.64x = 1,388,479,811.67
  5. Step 5: Solve for x
    x = 1,388,479,811.67/40,041.64
  6. Step 6: Final answer
    x = 34,675.90

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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.