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Finding the Fourth Proportional to 53,425.53, 73,728.54 and 29,552.67

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Solution

The fourth proportional to 53,425.53, 73,728.54 and 29,552.67 is: 40,783.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,425.53 : 73,728.54 = 29,552.67 : x
  2. Step 2: Convert to fraction form
    53,425.53/73,728.54 = 29,552.67/x
  3. Step 3: Cross multiply
    53,425.53x = 73,728.54 × 29,552.67
  4. Step 4: Simplify right side
    53,425.53x = 2,178,875,212.20
  5. Step 5: Solve for x
    x = 2,178,875,212.20/53,425.53
  6. Step 6: Final answer
    x = 40,783.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.