Home / 234,538.74-323,663.70-127,108.74

Finding the Fourth Proportional to 234,538.74, 323,663.70 and 127,108.74

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Solution

The fourth proportional to 234,538.74, 323,663.70 and 127,108.74 is: 175,410.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,538.74 : 323,663.70 = 127,108.74 : x
  2. Step 2: Convert to fraction form
    234,538.74/323,663.70 = 127,108.74/x
  3. Step 3: Cross multiply
    234,538.74x = 323,663.70 × 127,108.74
  4. Step 4: Simplify right side
    234,538.74x = 41,140,485,090.74
  5. Step 5: Solve for x
    x = 41,140,485,090.74/234,538.74
  6. Step 6: Final answer
    x = 175,410.19

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1.5x scale

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.