Home / 131,582.35-197,384.46-52,653.52

Finding the Fourth Proportional to 131,582.35, 197,384.46 and 52,653.52

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Solution

The fourth proportional to 131,582.35, 197,384.46 and 52,653.52 is: 78,984.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,582.35 : 197,384.46 = 52,653.52 : x
  2. Step 2: Convert to fraction form
    131,582.35/197,384.46 = 52,653.52/x
  3. Step 3: Cross multiply
    131,582.35x = 197,384.46 × 52,653.52
  4. Step 4: Simplify right side
    131,582.35x = 10,392,986,612.30
  5. Step 5: Solve for x
    x = 10,392,986,612.30/131,582.35
  6. Step 6: Final answer
    x = 78,984.66

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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.