Home / 140,925.56-194,487.09-77,267.47

Finding the Fourth Proportional to 140,925.56, 194,487.09 and 77,267.47

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Solution

The fourth proportional to 140,925.56, 194,487.09 and 77,267.47 is: 106,634.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,925.56 : 194,487.09 = 77,267.47 : x
  2. Step 2: Convert to fraction form
    140,925.56/194,487.09 = 77,267.47/x
  3. Step 3: Cross multiply
    140,925.56x = 194,487.09 × 77,267.47
  4. Step 4: Simplify right side
    140,925.56x = 15,027,525,391.96
  5. Step 5: Solve for x
    x = 15,027,525,391.96/140,925.56
  6. Step 6: Final answer
    x = 106,634.49

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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.