Home / 88,330.40-132,193.20-53,295.20

Finding the Fourth Proportional to 88,330.40, 132,193.20 and 53,295.20

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Solution

The fourth proportional to 88,330.40, 132,193.20 and 53,295.20 is: 79,760.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,330.40 : 132,193.20 = 53,295.20 : x
  2. Step 2: Convert to fraction form
    88,330.40/132,193.20 = 53,295.20/x
  3. Step 3: Cross multiply
    88,330.40x = 132,193.20 × 53,295.20
  4. Step 4: Simplify right side
    88,330.40x = 7,045,263,032.64
  5. Step 5: Solve for x
    x = 7,045,263,032.64/88,330.40
  6. Step 6: Final answer
    x = 79,760.34

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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.