Home / 130,908.12-196,369.47-37,416.30

Finding the Fourth Proportional to 130,908.12, 196,369.47 and 37,416.30

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Solution

The fourth proportional to 130,908.12, 196,369.47 and 37,416.30 is: 56,126.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,908.12 : 196,369.47 = 37,416.30 : x
  2. Step 2: Convert to fraction form
    130,908.12/196,369.47 = 37,416.30/x
  3. Step 3: Cross multiply
    130,908.12x = 196,369.47 × 37,416.30
  4. Step 4: Simplify right side
    130,908.12x = 7,347,419,000.36
  5. Step 5: Solve for x
    x = 7,347,419,000.36/130,908.12
  6. Step 6: Final answer
    x = 56,126.53

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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.