Home / 194,670.47-268,655.43-114,123.87

Finding the Fourth Proportional to 194,670.47, 268,655.43 and 114,123.87

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Solution

The fourth proportional to 194,670.47, 268,655.43 and 114,123.87 is: 157,496.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,670.47 : 268,655.43 = 114,123.87 : x
  2. Step 2: Convert to fraction form
    194,670.47/268,655.43 = 114,123.87/x
  3. Step 3: Cross multiply
    194,670.47x = 268,655.43 × 114,123.87
  4. Step 4: Simplify right side
    194,670.47x = 30,659,997,368.11
  5. Step 5: Solve for x
    x = 30,659,997,368.11/194,670.47
  6. Step 6: Final answer
    x = 157,496.91

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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.