Home / 99,163.17-136,782.86-58,848.39

Finding the Fourth Proportional to 99,163.17, 136,782.86 and 58,848.39

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Solution

The fourth proportional to 99,163.17, 136,782.86 and 58,848.39 is: 81,173.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,163.17 : 136,782.86 = 58,848.39 : x
  2. Step 2: Convert to fraction form
    99,163.17/136,782.86 = 58,848.39/x
  3. Step 3: Cross multiply
    99,163.17x = 136,782.86 × 58,848.39
  4. Step 4: Simplify right side
    99,163.17x = 8,049,450,796.35
  5. Step 5: Solve for x
    x = 8,049,450,796.35/99,163.17
  6. Step 6: Final answer
    x = 81,173.79

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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.