Home / 118,537.83-163,507.41-82,714.77

Finding the Fourth Proportional to 118,537.83, 163,507.41 and 82,714.77

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Solution

The fourth proportional to 118,537.83, 163,507.41 and 82,714.77 is: 114,094.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,537.83 : 163,507.41 = 82,714.77 : x
  2. Step 2: Convert to fraction form
    118,537.83/163,507.41 = 82,714.77/x
  3. Step 3: Cross multiply
    118,537.83x = 163,507.41 × 82,714.77
  4. Step 4: Simplify right side
    118,537.83x = 13,524,477,811.45
  5. Step 5: Solve for x
    x = 13,524,477,811.45/118,537.83
  6. Step 6: Final answer
    x = 114,094.19

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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.