Home / 71,026.04-105,956.92-69,095.41

Finding the Fourth Proportional to 71,026.04, 105,956.92 and 69,095.41

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Solution

The fourth proportional to 71,026.04, 105,956.92 and 69,095.41 is: 103,076.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,026.04 : 105,956.92 = 69,095.41 : x
  2. Step 2: Convert to fraction form
    71,026.04/105,956.92 = 69,095.41/x
  3. Step 3: Cross multiply
    71,026.04x = 105,956.92 × 69,095.41
  4. Step 4: Simplify right side
    71,026.04x = 7,321,136,651.21
  5. Step 5: Solve for x
    x = 7,321,136,651.21/71,026.04
  6. Step 6: Final answer
    x = 103,076.79

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.