Home / 61,748.96-85,192.44-39,081.92

Finding the Fourth Proportional to 61,748.96, 85,192.44 and 39,081.92

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Solution

The fourth proportional to 61,748.96, 85,192.44 and 39,081.92 is: 53,919.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,748.96 : 85,192.44 = 39,081.92 : x
  2. Step 2: Convert to fraction form
    61,748.96/85,192.44 = 39,081.92/x
  3. Step 3: Cross multiply
    61,748.96x = 85,192.44 × 39,081.92
  4. Step 4: Simplify right side
    61,748.96x = 3,329,484,124.68
  5. Step 5: Solve for x
    x = 3,329,484,124.68/61,748.96
  6. Step 6: Final answer
    x = 53,919.68

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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.