Home / 58,205.97-87,318.06-18,767.07

Finding the Fourth Proportional to 58,205.97, 87,318.06 and 18,767.07

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Solution

The fourth proportional to 58,205.97, 87,318.06 and 18,767.07 is: 28,153.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,205.97 : 87,318.06 = 18,767.07 : x
  2. Step 2: Convert to fraction form
    58,205.97/87,318.06 = 18,767.07/x
  3. Step 3: Cross multiply
    58,205.97x = 87,318.06 × 18,767.07
  4. Step 4: Simplify right side
    58,205.97x = 1,638,704,144.28
  5. Step 5: Solve for x
    x = 1,638,704,144.28/58,205.97
  6. Step 6: Final answer
    x = 28,153.54

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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.