Home / 79,050.24-109,087.01-43,239.48

Finding the Fourth Proportional to 79,050.24, 109,087.01 and 43,239.48

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Solution

The fourth proportional to 79,050.24, 109,087.01 and 43,239.48 is: 59,669.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,050.24 : 109,087.01 = 43,239.48 : x
  2. Step 2: Convert to fraction form
    79,050.24/109,087.01 = 43,239.48/x
  3. Step 3: Cross multiply
    79,050.24x = 109,087.01 × 43,239.48
  4. Step 4: Simplify right side
    79,050.24x = 4,716,864,825.52
  5. Step 5: Solve for x
    x = 4,716,864,825.52/79,050.24
  6. Step 6: Final answer
    x = 59,669.21

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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.