Home / 123,051.14-184,518.93-73,137.86

Finding the Fourth Proportional to 123,051.14, 184,518.93 and 73,137.86

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Solution

The fourth proportional to 123,051.14, 184,518.93 and 73,137.86 is: 109,672.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,051.14 : 184,518.93 = 73,137.86 : x
  2. Step 2: Convert to fraction form
    123,051.14/184,518.93 = 73,137.86/x
  3. Step 3: Cross multiply
    123,051.14x = 184,518.93 × 73,137.86
  4. Step 4: Simplify right side
    123,051.14x = 13,495,319,669.69
  5. Step 5: Solve for x
    x = 13,495,319,669.69/123,051.14
  6. Step 6: Final answer
    x = 109,672.45

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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.