Home / 95,700.56-132,297.72-87,730.16

Finding the Fourth Proportional to 95,700.56, 132,297.72 and 87,730.16

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Solution

The fourth proportional to 95,700.56, 132,297.72 and 87,730.16 is: 121,279.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,700.56 : 132,297.72 = 87,730.16 : x
  2. Step 2: Convert to fraction form
    95,700.56/132,297.72 = 87,730.16/x
  3. Step 3: Cross multiply
    95,700.56x = 132,297.72 × 87,730.16
  4. Step 4: Simplify right side
    95,700.56x = 11,606,500,143.24
  5. Step 5: Solve for x
    x = 11,606,500,143.24/95,700.56
  6. Step 6: Final answer
    x = 121,279.33

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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.