Home / 38,877.63-58,325.70-12,582.37

Finding the Fourth Proportional to 38,877.63, 58,325.70 and 12,582.37

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Solution

The fourth proportional to 38,877.63, 58,325.70 and 12,582.37 is: 18,876.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,877.63 : 58,325.70 = 12,582.37 : x
  2. Step 2: Convert to fraction form
    38,877.63/58,325.70 = 12,582.37/x
  3. Step 3: Cross multiply
    38,877.63x = 58,325.70 × 12,582.37
  4. Step 4: Simplify right side
    38,877.63x = 733,875,428.81
  5. Step 5: Solve for x
    x = 733,875,428.81/38,877.63
  6. Step 6: Final answer
    x = 18,876.55

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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.