Home / 58,029.82-86,928.09-30,269.50

Finding the Fourth Proportional to 58,029.82, 86,928.09 and 30,269.50

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Solution

The fourth proportional to 58,029.82, 86,928.09 and 30,269.50 is: 45,343.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,029.82 : 86,928.09 = 30,269.50 : x
  2. Step 2: Convert to fraction form
    58,029.82/86,928.09 = 30,269.50/x
  3. Step 3: Cross multiply
    58,029.82x = 86,928.09 × 30,269.50
  4. Step 4: Simplify right side
    58,029.82x = 2,631,269,820.26
  5. Step 5: Solve for x
    x = 2,631,269,820.26/58,029.82
  6. Step 6: Final answer
    x = 45,343.41

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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.