Home / 172,607.55-238,198.18-101,001.37

Finding the Fourth Proportional to 172,607.55, 238,198.18 and 101,001.37

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Solution

The fourth proportional to 172,607.55, 238,198.18 and 101,001.37 is: 139,381.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,607.55 : 238,198.18 = 101,001.37 : x
  2. Step 2: Convert to fraction form
    172,607.55/238,198.18 = 101,001.37/x
  3. Step 3: Cross multiply
    172,607.55x = 238,198.18 × 101,001.37
  4. Step 4: Simplify right side
    172,607.55x = 24,058,342,511.51
  5. Step 5: Solve for x
    x = 24,058,342,511.51/172,607.55
  6. Step 6: Final answer
    x = 139,381.75

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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.