Home / 53,551.16-80,176.97-40,362.20

Finding the Fourth Proportional to 53,551.16, 80,176.97 and 40,362.20

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Solution

The fourth proportional to 53,551.16, 80,176.97 and 40,362.20 is: 60,430.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,551.16 : 80,176.97 = 40,362.20 : x
  2. Step 2: Convert to fraction form
    53,551.16/80,176.97 = 40,362.20/x
  3. Step 3: Cross multiply
    53,551.16x = 80,176.97 × 40,362.20
  4. Step 4: Simplify right side
    53,551.16x = 3,236,118,598.55
  5. Step 5: Solve for x
    x = 3,236,118,598.55/53,551.16
  6. Step 6: Final answer
    x = 60,430.42

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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.