Home / 161,904.03-242,852.40-73,133.70

Finding the Fourth Proportional to 161,904.03, 242,852.40 and 73,133.70

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Solution

The fourth proportional to 161,904.03, 242,852.40 and 73,133.70 is: 109,698.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,904.03 : 242,852.40 = 73,133.70 : x
  2. Step 2: Convert to fraction form
    161,904.03/242,852.40 = 73,133.70/x
  3. Step 3: Cross multiply
    161,904.03x = 242,852.40 × 73,133.70
  4. Step 4: Simplify right side
    161,904.03x = 17,760,694,565.88
  5. Step 5: Solve for x
    x = 17,760,694,565.88/161,904.03
  6. Step 6: Final answer
    x = 109,698.90

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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.