Home / 81,200.04-112,051.49-44,899.37

Finding the Fourth Proportional to 81,200.04, 112,051.49 and 44,899.37

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Solution

The fourth proportional to 81,200.04, 112,051.49 and 44,899.37 is: 61,958.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,200.04 : 112,051.49 = 44,899.37 : x
  2. Step 2: Convert to fraction form
    81,200.04/112,051.49 = 44,899.37/x
  3. Step 3: Cross multiply
    81,200.04x = 112,051.49 × 44,899.37
  4. Step 4: Simplify right side
    81,200.04x = 5,031,040,523.81
  5. Step 5: Solve for x
    x = 5,031,040,523.81/81,200.04
  6. Step 6: Final answer
    x = 61,958.60

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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.