Home / 88,371.45-132,561.36-29,205.81

Finding the Fourth Proportional to 88,371.45, 132,561.36 and 29,205.81

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Solution

The fourth proportional to 88,371.45, 132,561.36 and 29,205.81 is: 43,810.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,371.45 : 132,561.36 = 29,205.81 : x
  2. Step 2: Convert to fraction form
    88,371.45/132,561.36 = 29,205.81/x
  3. Step 3: Cross multiply
    88,371.45x = 132,561.36 × 29,205.81
  4. Step 4: Simplify right side
    88,371.45x = 3,871,561,893.50
  5. Step 5: Solve for x
    x = 3,871,561,893.50/88,371.45
  6. Step 6: Final answer
    x = 43,810.10

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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.