Home / 95,830.40-132,246.09-53,390.42

Finding the Fourth Proportional to 95,830.40, 132,246.09 and 53,390.42

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Solution

The fourth proportional to 95,830.40, 132,246.09 and 53,390.42 is: 73,678.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,830.40 : 132,246.09 = 53,390.42 : x
  2. Step 2: Convert to fraction form
    95,830.40/132,246.09 = 53,390.42/x
  3. Step 3: Cross multiply
    95,830.40x = 132,246.09 × 53,390.42
  4. Step 4: Simplify right side
    95,830.40x = 7,060,674,288.46
  5. Step 5: Solve for x
    x = 7,060,674,288.46/95,830.40
  6. Step 6: Final answer
    x = 73,678.86

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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.