Home / 80,549.63-111,155.37-44,741.91

Finding the Fourth Proportional to 80,549.63, 111,155.37 and 44,741.91

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Solution

The fourth proportional to 80,549.63, 111,155.37 and 44,741.91 is: 61,742.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,549.63 : 111,155.37 = 44,741.91 : x
  2. Step 2: Convert to fraction form
    80,549.63/111,155.37 = 44,741.91/x
  3. Step 3: Cross multiply
    80,549.63x = 111,155.37 × 44,741.91
  4. Step 4: Simplify right side
    80,549.63x = 4,973,303,560.56
  5. Step 5: Solve for x
    x = 4,973,303,560.56/80,549.63
  6. Step 6: Final answer
    x = 61,742.11

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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.