Home / 114,103.68-157,450.96-63,108.31

Finding the Fourth Proportional to 114,103.68, 157,450.96 and 63,108.31

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Solution

The fourth proportional to 114,103.68, 157,450.96 and 63,108.31 is: 87,082.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,103.68 : 157,450.96 = 63,108.31 : x
  2. Step 2: Convert to fraction form
    114,103.68/157,450.96 = 63,108.31/x
  3. Step 3: Cross multiply
    114,103.68x = 157,450.96 × 63,108.31
  4. Step 4: Simplify right side
    114,103.68x = 9,936,463,206.22
  5. Step 5: Solve for x
    x = 9,936,463,206.22/114,103.68
  6. Step 6: Final answer
    x = 87,082.76

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1.5x scale

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.