Home / 58,539.96-80,824.71-38,431.04

Finding the Fourth Proportional to 58,539.96, 80,824.71 and 38,431.04

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Solution

The fourth proportional to 58,539.96, 80,824.71 and 38,431.04 is: 53,060.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,539.96 : 80,824.71 = 38,431.04 : x
  2. Step 2: Convert to fraction form
    58,539.96/80,824.71 = 38,431.04/x
  3. Step 3: Cross multiply
    58,539.96x = 80,824.71 × 38,431.04
  4. Step 4: Simplify right side
    58,539.96x = 3,106,177,258.87
  5. Step 5: Solve for x
    x = 3,106,177,258.87/58,539.96
  6. Step 6: Final answer
    x = 53,060.80

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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.