Home / 108,368.64-149,556.60-60,637.37

Finding the Fourth Proportional to 108,368.64, 149,556.60 and 60,637.37

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Solution

The fourth proportional to 108,368.64, 149,556.60 and 60,637.37 is: 83,683.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,368.64 : 149,556.60 = 60,637.37 : x
  2. Step 2: Convert to fraction form
    108,368.64/149,556.60 = 60,637.37/x
  3. Step 3: Cross multiply
    108,368.64x = 149,556.60 × 60,637.37
  4. Step 4: Simplify right side
    108,368.64x = 9,068,718,142.36
  5. Step 5: Solve for x
    x = 9,068,718,142.36/108,368.64
  6. Step 6: Final answer
    x = 83,683.97

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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.