Home / 48,416.63-72,653.07-20,334.53

Finding the Fourth Proportional to 48,416.63, 72,653.07 and 20,334.53

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Solution

The fourth proportional to 48,416.63, 72,653.07 and 20,334.53 is: 30,513.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,416.63 : 72,653.07 = 20,334.53 : x
  2. Step 2: Convert to fraction form
    48,416.63/72,653.07 = 20,334.53/x
  3. Step 3: Cross multiply
    48,416.63x = 72,653.07 × 20,334.53
  4. Step 4: Simplify right side
    48,416.63x = 1,477,365,668.24
  5. Step 5: Solve for x
    x = 1,477,365,668.24/48,416.63
  6. Step 6: Final answer
    x = 30,513.60

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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.