Home / 104,542.15-144,267.78-56,795.08

Finding the Fourth Proportional to 104,542.15, 144,267.78 and 56,795.08

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Solution

The fourth proportional to 104,542.15, 144,267.78 and 56,795.08 is: 78,377.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,542.15 : 144,267.78 = 56,795.08 : x
  2. Step 2: Convert to fraction form
    104,542.15/144,267.78 = 56,795.08/x
  3. Step 3: Cross multiply
    104,542.15x = 144,267.78 × 56,795.08
  4. Step 4: Simplify right side
    104,542.15x = 8,193,699,385.18
  5. Step 5: Solve for x
    x = 8,193,699,385.18/104,542.15
  6. Step 6: Final answer
    x = 78,377.00

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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.