Home / 104,511.87-156,776.31-62,677.40

Finding the Fourth Proportional to 104,511.87, 156,776.31 and 62,677.40

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Solution

The fourth proportional to 104,511.87, 156,776.31 and 62,677.40 is: 94,021.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,511.87 : 156,776.31 = 62,677.40 : x
  2. Step 2: Convert to fraction form
    104,511.87/156,776.31 = 62,677.40/x
  3. Step 3: Cross multiply
    104,511.87x = 156,776.31 × 62,677.40
  4. Step 4: Simplify right side
    104,511.87x = 9,826,330,708.51
  5. Step 5: Solve for x
    x = 9,826,330,708.51/104,511.87
  6. Step 6: Final answer
    x = 94,021.19

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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.