Home / 76,962.80-115,460.40-32,566.70

Finding the Fourth Proportional to 76,962.80, 115,460.40 and 32,566.70

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Solution

The fourth proportional to 76,962.80, 115,460.40 and 32,566.70 is: 48,856.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,962.80 : 115,460.40 = 32,566.70 : x
  2. Step 2: Convert to fraction form
    76,962.80/115,460.40 = 32,566.70/x
  3. Step 3: Cross multiply
    76,962.80x = 115,460.40 × 32,566.70
  4. Step 4: Simplify right side
    76,962.80x = 3,760,164,208.68
  5. Step 5: Solve for x
    x = 3,760,164,208.68/76,962.80
  6. Step 6: Final answer
    x = 48,856.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.