Home / 111,462.10-167,240.05-69,377.38

Finding the Fourth Proportional to 111,462.10, 167,240.05 and 69,377.38

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Solution

The fourth proportional to 111,462.10, 167,240.05 and 69,377.38 is: 104,095.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,462.10 : 167,240.05 = 69,377.38 : x
  2. Step 2: Convert to fraction form
    111,462.10/167,240.05 = 69,377.38/x
  3. Step 3: Cross multiply
    111,462.10x = 167,240.05 × 69,377.38
  4. Step 4: Simplify right side
    111,462.10x = 11,602,676,500.07
  5. Step 5: Solve for x
    x = 11,602,676,500.07/111,462.10
  6. Step 6: Final answer
    x = 104,095.26

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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.