Home / 123,677.92-170,674.66-67,089.36

Finding the Fourth Proportional to 123,677.92, 170,674.66 and 67,089.36

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Solution

The fourth proportional to 123,677.92, 170,674.66 and 67,089.36 is: 92,582.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,677.92 : 170,674.66 = 67,089.36 : x
  2. Step 2: Convert to fraction form
    123,677.92/170,674.66 = 67,089.36/x
  3. Step 3: Cross multiply
    123,677.92x = 170,674.66 × 67,089.36
  4. Step 4: Simplify right side
    123,677.92x = 11,450,453,707.62
  5. Step 5: Solve for x
    x = 11,450,453,707.62/123,677.92
  6. Step 6: Final answer
    x = 92,582.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.