Home / 110,159.97-152,008.42-62,403.09

Finding the Fourth Proportional to 110,159.97, 152,008.42 and 62,403.09

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Solution

The fourth proportional to 110,159.97, 152,008.42 and 62,403.09 is: 86,109.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,159.97 : 152,008.42 = 62,403.09 : x
  2. Step 2: Convert to fraction form
    110,159.97/152,008.42 = 62,403.09/x
  3. Step 3: Cross multiply
    110,159.97x = 152,008.42 × 62,403.09
  4. Step 4: Simplify right side
    110,159.97x = 9,485,795,114.02
  5. Step 5: Solve for x
    x = 9,485,795,114.02/110,159.97
  6. Step 6: Final answer
    x = 86,109.27

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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.