Home / 108,579.41-149,845.71-60,848.13

Finding the Fourth Proportional to 108,579.41, 149,845.71 and 60,848.13

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Solution

The fourth proportional to 108,579.41, 149,845.71 and 60,848.13 is: 83,973.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,579.41 : 149,845.71 = 60,848.13 : x
  2. Step 2: Convert to fraction form
    108,579.41/149,845.71 = 60,848.13/x
  3. Step 3: Cross multiply
    108,579.41x = 149,845.71 × 60,848.13
  4. Step 4: Simplify right side
    108,579.41x = 9,117,831,242.02
  5. Step 5: Solve for x
    x = 9,117,831,242.02/108,579.41
  6. Step 6: Final answer
    x = 83,973.85

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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.