Home / 108,647.07-162,970.74-29,761.98

Finding the Fourth Proportional to 108,647.07, 162,970.74 and 29,761.98

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Solution

The fourth proportional to 108,647.07, 162,970.74 and 29,761.98 is: 44,643.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,647.07 : 162,970.74 = 29,761.98 : x
  2. Step 2: Convert to fraction form
    108,647.07/162,970.74 = 29,761.98/x
  3. Step 3: Cross multiply
    108,647.07x = 162,970.74 × 29,761.98
  4. Step 4: Simplify right side
    108,647.07x = 4,850,331,904.47
  5. Step 5: Solve for x
    x = 4,850,331,904.47/108,647.07
  6. Step 6: Final answer
    x = 44,643.01

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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.