Home / 114,208.72-157,606.11-63,220.36

Finding the Fourth Proportional to 114,208.72, 157,606.11 and 63,220.36

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Solution

The fourth proportional to 114,208.72, 157,606.11 and 63,220.36 is: 87,243.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,208.72 : 157,606.11 = 63,220.36 : x
  2. Step 2: Convert to fraction form
    114,208.72/157,606.11 = 63,220.36/x
  3. Step 3: Cross multiply
    114,208.72x = 157,606.11 × 63,220.36
  4. Step 4: Simplify right side
    114,208.72x = 9,963,914,855.46
  5. Step 5: Solve for x
    x = 9,963,914,855.46/114,208.72
  6. Step 6: Final answer
    x = 87,243.03

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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.