Home / 81,596.12-112,602.33-45,786.04

Finding the Fourth Proportional to 81,596.12, 112,602.33 and 45,786.04

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Solution

The fourth proportional to 81,596.12, 112,602.33 and 45,786.04 is: 63,184.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,596.12 : 112,602.33 = 45,786.04 : x
  2. Step 2: Convert to fraction form
    81,596.12/112,602.33 = 45,786.04/x
  3. Step 3: Cross multiply
    81,596.12x = 112,602.33 × 45,786.04
  4. Step 4: Simplify right side
    81,596.12x = 5,155,614,503.97
  5. Step 5: Solve for x
    x = 5,155,614,503.97/81,596.12
  6. Step 6: Final answer
    x = 63,184.56

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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.