Home / 71,020.08-106,596-35,984.16

Finding the Fourth Proportional to 71,020.08, 106,596 and 35,984.16

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Solution

The fourth proportional to 71,020.08, 106,596 and 35,984.16 is: 54,009.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,020.08 : 106,596 = 35,984.16 : x
  2. Step 2: Convert to fraction form
    71,020.08/106,596 = 35,984.16/x
  3. Step 3: Cross multiply
    71,020.08x = 106,596 × 35,984.16
  4. Step 4: Simplify right side
    71,020.08x = 3,835,767,519.36
  5. Step 5: Solve for x
    x = 3,835,767,519.36/71,020.08
  6. Step 6: Final answer
    x = 54,009.62

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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.