Home / 84,574.72-116,712.86-48,764.42

Finding the Fourth Proportional to 84,574.72, 116,712.86 and 48,764.42

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Solution

The fourth proportional to 84,574.72, 116,712.86 and 48,764.42 is: 67,294.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,574.72 : 116,712.86 = 48,764.42 : x
  2. Step 2: Convert to fraction form
    84,574.72/116,712.86 = 48,764.42/x
  3. Step 3: Cross multiply
    84,574.72x = 116,712.86 × 48,764.42
  4. Step 4: Simplify right side
    84,574.72x = 5,691,434,924.44
  5. Step 5: Solve for x
    x = 5,691,434,924.44/84,574.72
  6. Step 6: Final answer
    x = 67,294.75

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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.