Home / 171,237.56-236,533.76-131,443.08

Finding the Fourth Proportional to 171,237.56, 236,533.76 and 131,443.08

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Solution

The fourth proportional to 171,237.56, 236,533.76 and 131,443.08 is: 181,564.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,237.56 : 236,533.76 = 131,443.08 : x
  2. Step 2: Convert to fraction form
    171,237.56/236,533.76 = 131,443.08/x
  3. Step 3: Cross multiply
    171,237.56x = 236,533.76 × 131,443.08
  4. Step 4: Simplify right side
    171,237.56x = 31,090,725,938.38
  5. Step 5: Solve for x
    x = 31,090,725,938.38/171,237.56
  6. Step 6: Final answer
    x = 181,564.87

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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.