Home / 116,080.65-173,596.10-89,421.93

Finding the Fourth Proportional to 116,080.65, 173,596.10 and 89,421.93

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Solution

The fourth proportional to 116,080.65, 173,596.10 and 89,421.93 is: 133,728.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,080.65 : 173,596.10 = 89,421.93 : x
  2. Step 2: Convert to fraction form
    116,080.65/173,596.10 = 89,421.93/x
  3. Step 3: Cross multiply
    116,080.65x = 173,596.10 × 89,421.93
  4. Step 4: Simplify right side
    116,080.65x = 15,523,297,855.36
  5. Step 5: Solve for x
    x = 15,523,297,855.36/116,080.65
  6. Step 6: Final answer
    x = 133,728.56

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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.