Home / 115,848.30-173,474.37-80,259.06

Finding the Fourth Proportional to 115,848.30, 173,474.37 and 80,259.06

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Solution

The fourth proportional to 115,848.30, 173,474.37 and 80,259.06 is: 120,182.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,848.30 : 173,474.37 = 80,259.06 : x
  2. Step 2: Convert to fraction form
    115,848.30/173,474.37 = 80,259.06/x
  3. Step 3: Cross multiply
    115,848.30x = 173,474.37 × 80,259.06
  4. Step 4: Simplify right side
    115,848.30x = 13,922,889,870.29
  5. Step 5: Solve for x
    x = 13,922,889,870.29/115,848.30
  6. Step 6: Final answer
    x = 120,182.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.