Home / 106,850.09-159,867.08-93,423.94

Finding the Fourth Proportional to 106,850.09, 159,867.08 and 93,423.94

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Solution

The fourth proportional to 106,850.09, 159,867.08 and 93,423.94 is: 139,779.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,850.09 : 159,867.08 = 93,423.94 : x
  2. Step 2: Convert to fraction form
    106,850.09/159,867.08 = 93,423.94/x
  3. Step 3: Cross multiply
    106,850.09x = 159,867.08 × 93,423.94
  4. Step 4: Simplify right side
    106,850.09x = 14,935,412,489.90
  5. Step 5: Solve for x
    x = 14,935,412,489.90/106,850.09
  6. Step 6: Final answer
    x = 139,779.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.