Home / 129,526.40-194,289.60-36,032.15

Finding the Fourth Proportional to 129,526.40, 194,289.60 and 36,032.15

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Solution

The fourth proportional to 129,526.40, 194,289.60 and 36,032.15 is: 54,048.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,526.40 : 194,289.60 = 36,032.15 : x
  2. Step 2: Convert to fraction form
    129,526.40/194,289.60 = 36,032.15/x
  3. Step 3: Cross multiply
    129,526.40x = 194,289.60 × 36,032.15
  4. Step 4: Simplify right side
    129,526.40x = 7,000,672,010.64
  5. Step 5: Solve for x
    x = 7,000,672,010.64/129,526.40
  6. Step 6: Final answer
    x = 54,048.23

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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.