Home / 57,223.52-85,835.32-17,780.66

Finding the Fourth Proportional to 57,223.52, 85,835.32 and 17,780.66

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Solution

The fourth proportional to 57,223.52, 85,835.32 and 17,780.66 is: 26,671.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,223.52 : 85,835.32 = 17,780.66 : x
  2. Step 2: Convert to fraction form
    57,223.52/85,835.32 = 17,780.66/x
  3. Step 3: Cross multiply
    57,223.52x = 85,835.32 × 17,780.66
  4. Step 4: Simplify right side
    57,223.52x = 1,526,208,640.91
  5. Step 5: Solve for x
    x = 1,526,208,640.91/57,223.52
  6. Step 6: Final answer
    x = 26,671.00

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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.