Home / 234,670.32-323,887.68-153,955.44

Finding the Fourth Proportional to 234,670.32, 323,887.68 and 153,955.44

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Solution

The fourth proportional to 234,670.32, 323,887.68 and 153,955.44 is: 212,486.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,670.32 : 323,887.68 = 153,955.44 : x
  2. Step 2: Convert to fraction form
    234,670.32/323,887.68 = 153,955.44/x
  3. Step 3: Cross multiply
    234,670.32x = 323,887.68 × 153,955.44
  4. Step 4: Simplify right side
    234,670.32x = 49,864,270,284.98
  5. Step 5: Solve for x
    x = 49,864,270,284.98/234,670.32
  6. Step 6: Final answer
    x = 212,486.48

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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.