Home / 63,330.89-87,358.55-41,820.84

Finding the Fourth Proportional to 63,330.89, 87,358.55 and 41,820.84

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Solution

The fourth proportional to 63,330.89, 87,358.55 and 41,820.84 is: 57,687.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,330.89 : 87,358.55 = 41,820.84 : x
  2. Step 2: Convert to fraction form
    63,330.89/87,358.55 = 41,820.84/x
  3. Step 3: Cross multiply
    63,330.89x = 87,358.55 × 41,820.84
  4. Step 4: Simplify right side
    63,330.89x = 3,653,407,733.08
  5. Step 5: Solve for x
    x = 3,653,407,733.08/63,330.89
  6. Step 6: Final answer
    x = 57,687.62

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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.