Home / 157,638.83-236,451.62-73,370.01

Finding the Fourth Proportional to 157,638.83, 236,451.62 and 73,370.01

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Solution

The fourth proportional to 157,638.83, 236,451.62 and 73,370.01 is: 110,051.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,638.83 : 236,451.62 = 73,370.01 : x
  2. Step 2: Convert to fraction form
    157,638.83/236,451.62 = 73,370.01/x
  3. Step 3: Cross multiply
    157,638.83x = 236,451.62 × 73,370.01
  4. Step 4: Simplify right side
    157,638.83x = 17,348,457,723.92
  5. Step 5: Solve for x
    x = 17,348,457,723.92/157,638.83
  6. Step 6: Final answer
    x = 110,051.93

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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.