Home / 157,741.19-236,612.29-39,412.54

Finding the Fourth Proportional to 157,741.19, 236,612.29 and 39,412.54

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Solution

The fourth proportional to 157,741.19, 236,612.29 and 39,412.54 is: 59,118.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,741.19 : 236,612.29 = 39,412.54 : x
  2. Step 2: Convert to fraction form
    157,741.19/236,612.29 = 39,412.54/x
  3. Step 3: Cross multiply
    157,741.19x = 236,612.29 × 39,412.54
  4. Step 4: Simplify right side
    157,741.19x = 9,325,491,344.12
  5. Step 5: Solve for x
    x = 9,325,491,344.12/157,741.19
  6. Step 6: Final answer
    x = 59,118.94

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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.