Home / 104,223.86-156,545-62,185.98

Finding the Fourth Proportional to 104,223.86, 156,545 and 62,185.98

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Solution

The fourth proportional to 104,223.86, 156,545 and 62,185.98 is: 93,403.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,223.86 : 156,545 = 62,185.98 : x
  2. Step 2: Convert to fraction form
    104,223.86/156,545 = 62,185.98/x
  3. Step 3: Cross multiply
    104,223.86x = 156,545 × 62,185.98
  4. Step 4: Simplify right side
    104,223.86x = 9,734,904,239.10
  5. Step 5: Solve for x
    x = 9,734,904,239.10/104,223.86
  6. Step 6: Final answer
    x = 93,403.80

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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.