Home / 110,020.14-165,063.11-63,240.21

Finding the Fourth Proportional to 110,020.14, 165,063.11 and 63,240.21

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Solution

The fourth proportional to 110,020.14, 165,063.11 and 63,240.21 is: 94,879.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,020.14 : 165,063.11 = 63,240.21 : x
  2. Step 2: Convert to fraction form
    110,020.14/165,063.11 = 63,240.21/x
  3. Step 3: Cross multiply
    110,020.14x = 165,063.11 × 63,240.21
  4. Step 4: Simplify right side
    110,020.14x = 10,438,625,423.45
  5. Step 5: Solve for x
    x = 10,438,625,423.45/110,020.14
  6. Step 6: Final answer
    x = 94,879.22

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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.