Home / 130,272.65-195,272.18-82,924.01

Finding the Fourth Proportional to 130,272.65, 195,272.18 and 82,924.01

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Solution

The fourth proportional to 130,272.65, 195,272.18 and 82,924.01 is: 124,298.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,272.65 : 195,272.18 = 82,924.01 : x
  2. Step 2: Convert to fraction form
    130,272.65/195,272.18 = 82,924.01/x
  3. Step 3: Cross multiply
    130,272.65x = 195,272.18 × 82,924.01
  4. Step 4: Simplify right side
    130,272.65x = 16,192,751,792.42
  5. Step 5: Solve for x
    x = 16,192,751,792.42/130,272.65
  6. Step 6: Final answer
    x = 124,298.94

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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.