Home / 80,585.28-111,214.62-44,782.47

Finding the Fourth Proportional to 80,585.28, 111,214.62 and 44,782.47

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Solution

The fourth proportional to 80,585.28, 111,214.62 and 44,782.47 is: 61,803.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,585.28 : 111,214.62 = 44,782.47 : x
  2. Step 2: Convert to fraction form
    80,585.28/111,214.62 = 44,782.47/x
  3. Step 3: Cross multiply
    80,585.28x = 111,214.62 × 44,782.47
  4. Step 4: Simplify right side
    80,585.28x = 4,980,465,383.71
  5. Step 5: Solve for x
    x = 4,980,465,383.71/80,585.28
  6. Step 6: Final answer
    x = 61,803.66

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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.