Home / 84,536.76-116,660.88-45,775.02

Finding the Fourth Proportional to 84,536.76, 116,660.88 and 45,775.02

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Solution

The fourth proportional to 84,536.76, 116,660.88 and 45,775.02 is: 63,169.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,536.76 : 116,660.88 = 45,775.02 : x
  2. Step 2: Convert to fraction form
    84,536.76/116,660.88 = 45,775.02/x
  3. Step 3: Cross multiply
    84,536.76x = 116,660.88 × 45,775.02
  4. Step 4: Simplify right side
    84,536.76x = 5,340,154,115.22
  5. Step 5: Solve for x
    x = 5,340,154,115.22/84,536.76
  6. Step 6: Final answer
    x = 63,169.61

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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.