Home / 157,640.83-236,454.62-73,372.01

Finding the Fourth Proportional to 157,640.83, 236,454.62 and 73,372.01

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Solution

The fourth proportional to 157,640.83, 236,454.62 and 73,372.01 is: 110,054.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,640.83 : 236,454.62 = 73,372.01 : x
  2. Step 2: Convert to fraction form
    157,640.83/236,454.62 = 73,372.01/x
  3. Step 3: Cross multiply
    157,640.83x = 236,454.62 × 73,372.01
  4. Step 4: Simplify right side
    157,640.83x = 17,349,150,743.19
  5. Step 5: Solve for x
    x = 17,349,150,743.19/157,640.83
  6. Step 6: Final answer
    x = 110,054.93

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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.