Home / 108,056.41-161,973.76-41,478.61

Finding the Fourth Proportional to 108,056.41, 161,973.76 and 41,478.61

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Solution

The fourth proportional to 108,056.41, 161,973.76 and 41,478.61 is: 62,175.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,056.41 : 161,973.76 = 41,478.61 : x
  2. Step 2: Convert to fraction form
    108,056.41/161,973.76 = 41,478.61/x
  3. Step 3: Cross multiply
    108,056.41x = 161,973.76 × 41,478.61
  4. Step 4: Simplify right side
    108,056.41x = 6,718,446,068.19
  5. Step 5: Solve for x
    x = 6,718,446,068.19/108,056.41
  6. Step 6: Final answer
    x = 62,175.36

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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.