Home / 132,341.45-198,549.23-53,511.03

Finding the Fourth Proportional to 132,341.45, 198,549.23 and 53,511.03

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Solution

The fourth proportional to 132,341.45, 198,549.23 and 53,511.03 is: 80,281.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,341.45 : 198,549.23 = 53,511.03 : x
  2. Step 2: Convert to fraction form
    132,341.45/198,549.23 = 53,511.03/x
  3. Step 3: Cross multiply
    132,341.45x = 198,549.23 × 53,511.03
  4. Step 4: Simplify right side
    132,341.45x = 10,624,573,535.45
  5. Step 5: Solve for x
    x = 10,624,573,535.45/132,341.45
  6. Step 6: Final answer
    x = 80,281.53

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1.5x scale

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.