Home / 114,103.06-157,467.75-63,115.57

Finding the Fourth Proportional to 114,103.06, 157,467.75 and 63,115.57

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Solution

The fourth proportional to 114,103.06, 157,467.75 and 63,115.57 is: 87,102.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,103.06 : 157,467.75 = 63,115.57 : x
  2. Step 2: Convert to fraction form
    114,103.06/157,467.75 = 63,115.57/x
  3. Step 3: Cross multiply
    114,103.06x = 157,467.75 × 63,115.57
  4. Step 4: Simplify right side
    114,103.06x = 9,938,666,797.87
  5. Step 5: Solve for x
    x = 9,938,666,797.87/114,103.06
  6. Step 6: Final answer
    x = 87,102.54

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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.