Home / 167,927.36-231,730.08-100,846.40

Finding the Fourth Proportional to 167,927.36, 231,730.08 and 100,846.40

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Solution

The fourth proportional to 167,927.36, 231,730.08 and 100,846.40 is: 139,162.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,927.36 : 231,730.08 = 100,846.40 : x
  2. Step 2: Convert to fraction form
    167,927.36/231,730.08 = 100,846.40/x
  3. Step 3: Cross multiply
    167,927.36x = 231,730.08 × 100,846.40
  4. Step 4: Simplify right side
    167,927.36x = 23,369,144,339.71
  5. Step 5: Solve for x
    x = 23,369,144,339.71/167,927.36
  6. Step 6: Final answer
    x = 139,162.22

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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.