Home / 55,250.07-76,245.09-30,099.57

Finding the Fourth Proportional to 55,250.07, 76,245.09 and 30,099.57

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Solution

The fourth proportional to 55,250.07, 76,245.09 and 30,099.57 is: 41,537.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,250.07 : 76,245.09 = 30,099.57 : x
  2. Step 2: Convert to fraction form
    55,250.07/76,245.09 = 30,099.57/x
  3. Step 3: Cross multiply
    55,250.07x = 76,245.09 × 30,099.57
  4. Step 4: Simplify right side
    55,250.07x = 2,294,944,423.61
  5. Step 5: Solve for x
    x = 2,294,944,423.61/55,250.07
  6. Step 6: Final answer
    x = 41,537.40

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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.