Home / 172,755.23-238,410.34-101,158.32

Finding the Fourth Proportional to 172,755.23, 238,410.34 and 101,158.32

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Solution

The fourth proportional to 172,755.23, 238,410.34 and 101,158.32 is: 139,603.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,755.23 : 238,410.34 = 101,158.32 : x
  2. Step 2: Convert to fraction form
    172,755.23/238,410.34 = 101,158.32/x
  3. Step 3: Cross multiply
    172,755.23x = 238,410.34 × 101,158.32
  4. Step 4: Simplify right side
    172,755.23x = 24,117,188,765.11
  5. Step 5: Solve for x
    x = 24,117,188,765.11/172,755.23
  6. Step 6: Final answer
    x = 139,603.23

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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.