Home / 167,259.08-230,815.57-90,778.31

Finding the Fourth Proportional to 167,259.08, 230,815.57 and 90,778.31

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Solution

The fourth proportional to 167,259.08, 230,815.57 and 90,778.31 is: 125,273.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,259.08 : 230,815.57 = 90,778.31 : x
  2. Step 2: Convert to fraction form
    167,259.08/230,815.57 = 90,778.31/x
  3. Step 3: Cross multiply
    167,259.08x = 230,815.57 × 90,778.31
  4. Step 4: Simplify right side
    167,259.08x = 20,953,047,366.29
  5. Step 5: Solve for x
    x = 20,953,047,366.29/167,259.08
  6. Step 6: Final answer
    x = 125,273.00

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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.