Home / 187,037.70-280,556.55-153,795.30

Finding the Fourth Proportional to 187,037.70, 280,556.55 and 153,795.30

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Solution

The fourth proportional to 187,037.70, 280,556.55 and 153,795.30 is: 230,692.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,037.70 : 280,556.55 = 153,795.30 : x
  2. Step 2: Convert to fraction form
    187,037.70/280,556.55 = 153,795.30/x
  3. Step 3: Cross multiply
    187,037.70x = 280,556.55 × 153,795.30
  4. Step 4: Simplify right side
    187,037.70x = 43,148,278,774.22
  5. Step 5: Solve for x
    x = 43,148,278,774.22/187,037.70
  6. Step 6: Final answer
    x = 230,692.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.