Home / 130,007.40-194,996.70-36,522.60

Finding the Fourth Proportional to 130,007.40, 194,996.70 and 36,522.60

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Solution

The fourth proportional to 130,007.40, 194,996.70 and 36,522.60 is: 54,779.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,007.40 : 194,996.70 = 36,522.60 : x
  2. Step 2: Convert to fraction form
    130,007.40/194,996.70 = 36,522.60/x
  3. Step 3: Cross multiply
    130,007.40x = 194,996.70 × 36,522.60
  4. Step 4: Simplify right side
    130,007.40x = 7,121,786,475.42
  5. Step 5: Solve for x
    x = 7,121,786,475.42/130,007.40
  6. Step 6: Final answer
    x = 54,779.85

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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.