Home / 104,370.06-144,029.58-56,623.02

Finding the Fourth Proportional to 104,370.06, 144,029.58 and 56,623.02

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Solution

The fourth proportional to 104,370.06, 144,029.58 and 56,623.02 is: 78,139.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,370.06 : 144,029.58 = 56,623.02 : x
  2. Step 2: Convert to fraction form
    104,370.06/144,029.58 = 56,623.02/x
  3. Step 3: Cross multiply
    104,370.06x = 144,029.58 × 56,623.02
  4. Step 4: Simplify right side
    104,370.06x = 8,155,389,788.93
  5. Step 5: Solve for x
    x = 8,155,389,788.93/104,370.06
  6. Step 6: Final answer
    x = 78,139.17

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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.