Home / 84,760.84-116,975.46-48,961.72

Finding the Fourth Proportional to 84,760.84, 116,975.46 and 48,961.72

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Solution

The fourth proportional to 84,760.84, 116,975.46 and 48,961.72 is: 67,570.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,760.84 : 116,975.46 = 48,961.72 : x
  2. Step 2: Convert to fraction form
    84,760.84/116,975.46 = 48,961.72/x
  3. Step 3: Cross multiply
    84,760.84x = 116,975.46 × 48,961.72
  4. Step 4: Simplify right side
    84,760.84x = 5,727,319,719.39
  5. Step 5: Solve for x
    x = 5,727,319,719.39/84,760.84
  6. Step 6: Final answer
    x = 67,570.35

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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.