Home / 74,060.94-102,251.79-66,089.46

Finding the Fourth Proportional to 74,060.94, 102,251.79 and 66,089.46

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Solution

The fourth proportional to 74,060.94, 102,251.79 and 66,089.46 is: 91,246.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,060.94 : 102,251.79 = 66,089.46 : x
  2. Step 2: Convert to fraction form
    74,060.94/102,251.79 = 66,089.46/x
  3. Step 3: Cross multiply
    74,060.94x = 102,251.79 × 66,089.46
  4. Step 4: Simplify right side
    74,060.94x = 6,757,765,585.13
  5. Step 5: Solve for x
    x = 6,757,765,585.13/74,060.94
  6. Step 6: Final answer
    x = 91,246.01

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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.