Home / 167,185.16-230,730-91,748.24

Finding the Fourth Proportional to 167,185.16, 230,730 and 91,748.24

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Solution

The fourth proportional to 167,185.16, 230,730 and 91,748.24 is: 126,620.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,185.16 : 230,730 = 91,748.24 : x
  2. Step 2: Convert to fraction form
    167,185.16/230,730 = 91,748.24/x
  3. Step 3: Cross multiply
    167,185.16x = 230,730 × 91,748.24
  4. Step 4: Simplify right side
    167,185.16x = 21,169,071,415.20
  5. Step 5: Solve for x
    x = 21,169,071,415.20/167,185.16
  6. Step 6: Final answer
    x = 126,620.52

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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.