Home / 147,051.18-202,768.52-101,650.34

Finding the Fourth Proportional to 147,051.18, 202,768.52 and 101,650.34

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Solution

The fourth proportional to 147,051.18, 202,768.52 and 101,650.34 is: 140,165.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,051.18 : 202,768.52 = 101,650.34 : x
  2. Step 2: Convert to fraction form
    147,051.18/202,768.52 = 101,650.34/x
  3. Step 3: Cross multiply
    147,051.18x = 202,768.52 × 101,650.34
  4. Step 4: Simplify right side
    147,051.18x = 20,611,488,999.30
  5. Step 5: Solve for x
    x = 20,611,488,999.30/147,051.18
  6. Step 6: Final answer
    x = 140,165.41

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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.