Home / 166,488.93-229,780.44-130,948.38

Finding the Fourth Proportional to 166,488.93, 229,780.44 and 130,948.38

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Solution

The fourth proportional to 166,488.93, 229,780.44 and 130,948.38 is: 180,728.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,488.93 : 229,780.44 = 130,948.38 : x
  2. Step 2: Convert to fraction form
    166,488.93/229,780.44 = 130,948.38/x
  3. Step 3: Cross multiply
    166,488.93x = 229,780.44 × 130,948.38
  4. Step 4: Simplify right side
    166,488.93x = 30,089,376,373.69
  5. Step 5: Solve for x
    x = 30,089,376,373.69/166,488.93
  6. Step 6: Final answer
    x = 180,728.99

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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.