Home / 119,026.97-178,415.82-40,113.93

Finding the Fourth Proportional to 119,026.97, 178,415.82 and 40,113.93

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Solution

The fourth proportional to 119,026.97, 178,415.82 and 40,113.93 is: 60,128.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,026.97 : 178,415.82 = 40,113.93 : x
  2. Step 2: Convert to fraction form
    119,026.97/178,415.82 = 40,113.93/x
  3. Step 3: Cross multiply
    119,026.97x = 178,415.82 × 40,113.93
  4. Step 4: Simplify right side
    119,026.97x = 7,156,959,513.80
  5. Step 5: Solve for x
    x = 7,156,959,513.80/119,026.97
  6. Step 6: Final answer
    x = 60,128.89

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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.