Home / 116,122.04-160,263.24-68,379.83

Finding the Fourth Proportional to 116,122.04, 160,263.24 and 68,379.83

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Solution

The fourth proportional to 116,122.04, 160,263.24 and 68,379.83 is: 94,372.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,122.04 : 160,263.24 = 68,379.83 : x
  2. Step 2: Convert to fraction form
    116,122.04/160,263.24 = 68,379.83/x
  3. Step 3: Cross multiply
    116,122.04x = 160,263.24 × 68,379.83
  4. Step 4: Simplify right side
    116,122.04x = 10,958,773,106.45
  5. Step 5: Solve for x
    x = 10,958,773,106.45/116,122.04
  6. Step 6: Final answer
    x = 94,372.90

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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.