Home / 104,636.38-144,419.15-62,186.70

Finding the Fourth Proportional to 104,636.38, 144,419.15 and 62,186.70

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Solution

The fourth proportional to 104,636.38, 144,419.15 and 62,186.70 is: 85,830.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,636.38 : 144,419.15 = 62,186.70 : x
  2. Step 2: Convert to fraction form
    104,636.38/144,419.15 = 62,186.70/x
  3. Step 3: Cross multiply
    104,636.38x = 144,419.15 × 62,186.70
  4. Step 4: Simplify right side
    104,636.38x = 8,980,950,355.31
  5. Step 5: Solve for x
    x = 8,980,950,355.31/104,636.38
  6. Step 6: Final answer
    x = 85,830.09

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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.