Home / 62,938.71-94,385.58-20,811.01

Finding the Fourth Proportional to 62,938.71, 94,385.58 and 20,811.01

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Solution

The fourth proportional to 62,938.71, 94,385.58 and 20,811.01 is: 31,209.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,938.71 : 94,385.58 = 20,811.01 : x
  2. Step 2: Convert to fraction form
    62,938.71/94,385.58 = 20,811.01/x
  3. Step 3: Cross multiply
    62,938.71x = 94,385.58 × 20,811.01
  4. Step 4: Simplify right side
    62,938.71x = 1,964,259,249.24
  5. Step 5: Solve for x
    x = 1,964,259,249.24/62,938.71
  6. Step 6: Final answer
    x = 31,209.08

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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.