Home / 234,999.90-324,341.28-133,031.16

Finding the Fourth Proportional to 234,999.90, 324,341.28 and 133,031.16

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Solution

The fourth proportional to 234,999.90, 324,341.28 and 133,031.16 is: 183,606.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,999.90 : 324,341.28 = 133,031.16 : x
  2. Step 2: Convert to fraction form
    234,999.90/324,341.28 = 133,031.16/x
  3. Step 3: Cross multiply
    234,999.90x = 324,341.28 × 133,031.16
  4. Step 4: Simplify right side
    234,999.90x = 43,147,496,714.28
  5. Step 5: Solve for x
    x = 43,147,496,714.28/234,999.90
  6. Step 6: Final answer
    x = 183,606.45

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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.