Home / 130,934.55-196,397.93-36,170.44

Finding the Fourth Proportional to 130,934.55, 196,397.93 and 36,170.44

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Solution

The fourth proportional to 130,934.55, 196,397.93 and 36,170.44 is: 54,254.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,934.55 : 196,397.93 = 36,170.44 : x
  2. Step 2: Convert to fraction form
    130,934.55/196,397.93 = 36,170.44/x
  3. Step 3: Cross multiply
    130,934.55x = 196,397.93 × 36,170.44
  4. Step 4: Simplify right side
    130,934.55x = 7,103,798,713.84
  5. Step 5: Solve for x
    x = 7,103,798,713.84/130,934.55
  6. Step 6: Final answer
    x = 54,254.58

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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.