Home / 123,029.10-184,543.65-120,696.30

Finding the Fourth Proportional to 123,029.10, 184,543.65 and 120,696.30

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Solution

The fourth proportional to 123,029.10, 184,543.65 and 120,696.30 is: 181,044.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,029.10 : 184,543.65 = 120,696.30 : x
  2. Step 2: Convert to fraction form
    123,029.10/184,543.65 = 120,696.30/x
  3. Step 3: Cross multiply
    123,029.10x = 184,543.65 × 120,696.30
  4. Step 4: Simplify right side
    123,029.10x = 22,273,735,743.50
  5. Step 5: Solve for x
    x = 22,273,735,743.50/123,029.10
  6. Step 6: Final answer
    x = 181,044.45

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1.5x scale

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.