Home / 234,531.07-323,653.15-127,101.10

Finding the Fourth Proportional to 234,531.07, 323,653.15 and 127,101.10

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Solution

The fourth proportional to 234,531.07, 323,653.15 and 127,101.10 is: 175,399.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,531.07 : 323,653.15 = 127,101.10 : x
  2. Step 2: Convert to fraction form
    234,531.07/323,653.15 = 127,101.10/x
  3. Step 3: Cross multiply
    234,531.07x = 323,653.15 × 127,101.10
  4. Step 4: Simplify right side
    234,531.07x = 41,136,669,765.20
  5. Step 5: Solve for x
    x = 41,136,669,765.20/234,531.07
  6. Step 6: Final answer
    x = 175,399.66

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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.