Home / 103,675.55-155,513.33-37,117.85

Finding the Fourth Proportional to 103,675.55, 155,513.33 and 37,117.85

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Solution

The fourth proportional to 103,675.55, 155,513.33 and 37,117.85 is: 55,676.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,675.55 : 155,513.33 = 37,117.85 : x
  2. Step 2: Convert to fraction form
    103,675.55/155,513.33 = 37,117.85/x
  3. Step 3: Cross multiply
    103,675.55x = 155,513.33 × 37,117.85
  4. Step 4: Simplify right side
    103,675.55x = 5,772,320,455.94
  5. Step 5: Solve for x
    x = 5,772,320,455.94/103,675.55
  6. Step 6: Final answer
    x = 55,676.78

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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.