Home / 104,376.06-144,037.86-56,629.02

Finding the Fourth Proportional to 104,376.06, 144,037.86 and 56,629.02

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Solution

The fourth proportional to 104,376.06, 144,037.86 and 56,629.02 is: 78,147.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,376.06 : 144,037.86 = 56,629.02 : x
  2. Step 2: Convert to fraction form
    104,376.06/144,037.86 = 56,629.02/x
  3. Step 3: Cross multiply
    104,376.06x = 144,037.86 × 56,629.02
  4. Step 4: Simplify right side
    104,376.06x = 8,156,722,854.70
  5. Step 5: Solve for x
    x = 8,156,722,854.70/104,376.06
  6. Step 6: Final answer
    x = 78,147.45

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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.