Home / 57,360.86-86,053.43-17,920.94

Finding the Fourth Proportional to 57,360.86, 86,053.43 and 17,920.94

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Solution

The fourth proportional to 57,360.86, 86,053.43 and 17,920.94 is: 26,885.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,360.86 : 86,053.43 = 17,920.94 : x
  2. Step 2: Convert to fraction form
    57,360.86/86,053.43 = 17,920.94/x
  3. Step 3: Cross multiply
    57,360.86x = 86,053.43 × 17,920.94
  4. Step 4: Simplify right side
    57,360.86x = 1,542,158,355.82
  5. Step 5: Solve for x
    x = 1,542,158,355.82/57,360.86
  6. Step 6: Final answer
    x = 26,885.21

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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.