Home / 122,567.40-169,162.70-114,562.98

Finding the Fourth Proportional to 122,567.40, 169,162.70 and 114,562.98

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Solution

The fourth proportional to 122,567.40, 169,162.70 and 114,562.98 is: 158,115.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,567.40 : 169,162.70 = 114,562.98 : x
  2. Step 2: Convert to fraction form
    122,567.40/169,162.70 = 114,562.98/x
  3. Step 3: Cross multiply
    122,567.40x = 169,162.70 × 114,562.98
  4. Step 4: Simplify right side
    122,567.40x = 19,379,782,444.03
  5. Step 5: Solve for x
    x = 19,379,782,444.03/122,567.40
  6. Step 6: Final answer
    x = 158,115.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.