Home / 38,939.00-58,402.10-10,860.95

Finding the Fourth Proportional to 38,939.00, 58,402.10 and 10,860.95

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Solution

The fourth proportional to 38,939.00, 58,402.10 and 10,860.95 is: 16,289.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,939.00 : 58,402.10 = 10,860.95 : x
  2. Step 2: Convert to fraction form
    38,939.00/58,402.10 = 10,860.95/x
  3. Step 3: Cross multiply
    38,939.00x = 58,402.10 × 10,860.95
  4. Step 4: Simplify right side
    38,939.00x = 634,302,461.15
  5. Step 5: Solve for x
    x = 634,302,461.15/38,939.00
  6. Step 6: Final answer
    x = 16,289.65

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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.