Home / 187,852.30-259,235.55-101,813.80

Finding the Fourth Proportional to 187,852.30, 259,235.55 and 101,813.80

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Solution

The fourth proportional to 187,852.30, 259,235.55 and 101,813.80 is: 140,502.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,852.30 : 259,235.55 = 101,813.80 : x
  2. Step 2: Convert to fraction form
    187,852.30/259,235.55 = 101,813.80/x
  3. Step 3: Cross multiply
    187,852.30x = 259,235.55 × 101,813.80
  4. Step 4: Simplify right side
    187,852.30x = 26,393,756,440.59
  5. Step 5: Solve for x
    x = 26,393,756,440.59/187,852.30
  6. Step 6: Final answer
    x = 140,502.71

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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.