Home / 171,970.05-257,867.25-101,031.26

Finding the Fourth Proportional to 171,970.05, 257,867.25 and 101,031.26

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Solution

The fourth proportional to 171,970.05, 257,867.25 and 101,031.26 is: 151,495.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,970.05 : 257,867.25 = 101,031.26 : x
  2. Step 2: Convert to fraction form
    171,970.05/257,867.25 = 101,031.26/x
  3. Step 3: Cross multiply
    171,970.05x = 257,867.25 × 101,031.26
  4. Step 4: Simplify right side
    171,970.05x = 26,052,653,180.24
  5. Step 5: Solve for x
    x = 26,052,653,180.24/171,970.05
  6. Step 6: Final answer
    x = 151,495.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.