Home / 62,911.20-94,410.48-40,669.40

Finding the Fourth Proportional to 62,911.20, 94,410.48 and 40,669.40

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Solution

The fourth proportional to 62,911.20, 94,410.48 and 40,669.40 is: 61,032.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,911.20 : 94,410.48 = 40,669.40 : x
  2. Step 2: Convert to fraction form
    62,911.20/94,410.48 = 40,669.40/x
  3. Step 3: Cross multiply
    62,911.20x = 94,410.48 × 40,669.40
  4. Step 4: Simplify right side
    62,911.20x = 3,839,617,575.31
  5. Step 5: Solve for x
    x = 3,839,617,575.31/62,911.20
  6. Step 6: Final answer
    x = 61,032.34

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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.