Home / 114,142.24-157,513.26-63,153.64

Finding the Fourth Proportional to 114,142.24, 157,513.26 and 63,153.64

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Solution

The fourth proportional to 114,142.24, 157,513.26 and 63,153.64 is: 87,150.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,142.24 : 157,513.26 = 63,153.64 : x
  2. Step 2: Convert to fraction form
    114,142.24/157,513.26 = 63,153.64/x
  3. Step 3: Cross multiply
    114,142.24x = 157,513.26 × 63,153.64
  4. Step 4: Simplify right side
    114,142.24x = 9,947,535,717.27
  5. Step 5: Solve for x
    x = 9,947,535,717.27/114,142.24
  6. Step 6: Final answer
    x = 87,150.35

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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.