Home / 232,053.08-320,225.70-136,565

Finding the Fourth Proportional to 232,053.08, 320,225.70 and 136,565

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Solution

The fourth proportional to 232,053.08, 320,225.70 and 136,565 is: 188,455.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,053.08 : 320,225.70 = 136,565 : x
  2. Step 2: Convert to fraction form
    232,053.08/320,225.70 = 136,565/x
  3. Step 3: Cross multiply
    232,053.08x = 320,225.70 × 136,565
  4. Step 4: Simplify right side
    232,053.08x = 43,731,622,720.50
  5. Step 5: Solve for x
    x = 43,731,622,720.50/232,053.08
  6. Step 6: Final answer
    x = 188,455.26

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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.