Home / 53,423.55-73,721.34-29,548.80

Finding the Fourth Proportional to 53,423.55, 73,721.34 and 29,548.80

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Solution

The fourth proportional to 53,423.55, 73,721.34 and 29,548.80 is: 40,775.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,423.55 : 73,721.34 = 29,548.80 : x
  2. Step 2: Convert to fraction form
    53,423.55/73,721.34 = 29,548.80/x
  3. Step 3: Cross multiply
    53,423.55x = 73,721.34 × 29,548.80
  4. Step 4: Simplify right side
    53,423.55x = 2,178,377,131.39
  5. Step 5: Solve for x
    x = 2,178,377,131.39/53,423.55
  6. Step 6: Final answer
    x = 40,775.60

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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.