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Finding the Fourth Proportional to 110,164.36, 152,018.20 and 62,425.20

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Solution

The fourth proportional to 110,164.36, 152,018.20 and 62,425.20 is: 86,141.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,164.36 : 152,018.20 = 62,425.20 : x
  2. Step 2: Convert to fraction form
    110,164.36/152,018.20 = 62,425.20/x
  3. Step 3: Cross multiply
    110,164.36x = 152,018.20 × 62,425.20
  4. Step 4: Simplify right side
    110,164.36x = 9,489,766,538.64
  5. Step 5: Solve for x
    x = 9,489,766,538.64/110,164.36
  6. Step 6: Final answer
    x = 86,141.89

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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.