Home / 166,387.59-229,655.67-94,809.78

Finding the Fourth Proportional to 166,387.59, 229,655.67 and 94,809.78

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Solution

The fourth proportional to 166,387.59, 229,655.67 and 94,809.78 is: 130,860.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,387.59 : 229,655.67 = 94,809.78 : x
  2. Step 2: Convert to fraction form
    166,387.59/229,655.67 = 94,809.78/x
  3. Step 3: Cross multiply
    166,387.59x = 229,655.67 × 94,809.78
  4. Step 4: Simplify right side
    166,387.59x = 21,773,603,548.45
  5. Step 5: Solve for x
    x = 21,773,603,548.45/166,387.59
  6. Step 6: Final answer
    x = 130,860.74

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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.