Home / 140,529.03-194,010.30-92,920.47

Finding the Fourth Proportional to 140,529.03, 194,010.30 and 92,920.47

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Solution

The fourth proportional to 140,529.03, 194,010.30 and 92,920.47 is: 128,283.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,529.03 : 194,010.30 = 92,920.47 : x
  2. Step 2: Convert to fraction form
    140,529.03/194,010.30 = 92,920.47/x
  3. Step 3: Cross multiply
    140,529.03x = 194,010.30 × 92,920.47
  4. Step 4: Simplify right side
    140,529.03x = 18,027,528,260.84
  5. Step 5: Solve for x
    x = 18,027,528,260.84/140,529.03
  6. Step 6: Final answer
    x = 128,283.30

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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.