Home / 174,381.39-240,719.45-117,869.31

Finding the Fourth Proportional to 174,381.39, 240,719.45 and 117,869.31

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Solution

The fourth proportional to 174,381.39, 240,719.45 and 117,869.31 is: 162,709.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,381.39 : 240,719.45 = 117,869.31 : x
  2. Step 2: Convert to fraction form
    174,381.39/240,719.45 = 117,869.31/x
  3. Step 3: Cross multiply
    174,381.39x = 240,719.45 × 117,869.31
  4. Step 4: Simplify right side
    174,381.39x = 28,373,434,885.73
  5. Step 5: Solve for x
    x = 28,373,434,885.73/174,381.39
  6. Step 6: Final answer
    x = 162,709.08

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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.