Home / 140,598.02-194,025.26-76,935.81

Finding the Fourth Proportional to 140,598.02, 194,025.26 and 76,935.81

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Solution

The fourth proportional to 140,598.02, 194,025.26 and 76,935.81 is: 106,171.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,598.02 : 194,025.26 = 76,935.81 : x
  2. Step 2: Convert to fraction form
    140,598.02/194,025.26 = 76,935.81/x
  3. Step 3: Cross multiply
    140,598.02x = 194,025.26 × 76,935.81
  4. Step 4: Simplify right side
    140,598.02x = 14,927,490,538.56
  5. Step 5: Solve for x
    x = 14,927,490,538.56/140,598.02
  6. Step 6: Final answer
    x = 106,171.41

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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.