Home / 110,113.50-151,967.29-61,723.65

Finding the Fourth Proportional to 110,113.50, 151,967.29 and 61,723.65

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Solution

The fourth proportional to 110,113.50, 151,967.29 and 61,723.65 is: 85,184.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,113.50 : 151,967.29 = 61,723.65 : x
  2. Step 2: Convert to fraction form
    110,113.50/151,967.29 = 61,723.65/x
  3. Step 3: Cross multiply
    110,113.50x = 151,967.29 × 61,723.65
  4. Step 4: Simplify right side
    110,113.50x = 9,379,975,495.89
  5. Step 5: Solve for x
    x = 9,379,975,495.89/110,113.50
  6. Step 6: Final answer
    x = 85,184.61

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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.