Home / 53,860.79-80,763.85-40,410.74

Finding the Fourth Proportional to 53,860.79, 80,763.85 and 40,410.74

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Solution

The fourth proportional to 53,860.79, 80,763.85 and 40,410.74 is: 60,595.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,860.79 : 80,763.85 = 40,410.74 : x
  2. Step 2: Convert to fraction form
    53,860.79/80,763.85 = 40,410.74/x
  3. Step 3: Cross multiply
    53,860.79x = 80,763.85 × 40,410.74
  4. Step 4: Simplify right side
    53,860.79x = 3,263,727,044.63
  5. Step 5: Solve for x
    x = 3,263,727,044.63/53,860.79
  6. Step 6: Final answer
    x = 60,595.60

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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.