Home / 117,515.35-162,170.67-63,799.93

Finding the Fourth Proportional to 117,515.35, 162,170.67 and 63,799.93

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Solution

The fourth proportional to 117,515.35, 162,170.67 and 63,799.93 is: 88,043.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,515.35 : 162,170.67 = 63,799.93 : x
  2. Step 2: Convert to fraction form
    117,515.35/162,170.67 = 63,799.93/x
  3. Step 3: Cross multiply
    117,515.35x = 162,170.67 × 63,799.93
  4. Step 4: Simplify right side
    117,515.35x = 10,346,477,394.05
  5. Step 5: Solve for x
    x = 10,346,477,394.05/117,515.35
  6. Step 6: Final answer
    x = 88,043.62

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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.