Home / 119,250.12-164,575.27-81,094.32

Finding the Fourth Proportional to 119,250.12, 164,575.27 and 81,094.32

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Solution

The fourth proportional to 119,250.12, 164,575.27 and 81,094.32 is: 111,917.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,250.12 : 164,575.27 = 81,094.32 : x
  2. Step 2: Convert to fraction form
    119,250.12/164,575.27 = 81,094.32/x
  3. Step 3: Cross multiply
    119,250.12x = 164,575.27 × 81,094.32
  4. Step 4: Simplify right side
    119,250.12x = 13,346,119,710.83
  5. Step 5: Solve for x
    x = 13,346,119,710.83/119,250.12
  6. Step 6: Final answer
    x = 111,917.03

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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.