Home / 104,149.95-143,720.07-58,832.58

Finding the Fourth Proportional to 104,149.95, 143,720.07 and 58,832.58

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Solution

The fourth proportional to 104,149.95, 143,720.07 and 58,832.58 is: 81,185.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,149.95 : 143,720.07 = 58,832.58 : x
  2. Step 2: Convert to fraction form
    104,149.95/143,720.07 = 58,832.58/x
  3. Step 3: Cross multiply
    104,149.95x = 143,720.07 × 58,832.58
  4. Step 4: Simplify right side
    104,149.95x = 8,455,422,356.72
  5. Step 5: Solve for x
    x = 8,455,422,356.72/104,149.95
  6. Step 6: Final answer
    x = 81,185.08

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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.