Home / 108,258.54-149,396.40-60,511.92

Finding the Fourth Proportional to 108,258.54, 149,396.40 and 60,511.92

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Solution

The fourth proportional to 108,258.54, 149,396.40 and 60,511.92 is: 83,506.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,258.54 : 149,396.40 = 60,511.92 : x
  2. Step 2: Convert to fraction form
    108,258.54/149,396.40 = 60,511.92/x
  3. Step 3: Cross multiply
    108,258.54x = 149,396.40 × 60,511.92
  4. Step 4: Simplify right side
    108,258.54x = 9,040,263,005.09
  5. Step 5: Solve for x
    x = 9,040,263,005.09/108,258.54
  6. Step 6: Final answer
    x = 83,506.23

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1.5x scale

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.