Home / 53,031.43-73,178.67-29,157.63

Finding the Fourth Proportional to 53,031.43, 73,178.67 and 29,157.63

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Solution

The fourth proportional to 53,031.43, 73,178.67 and 29,157.63 is: 40,234.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,031.43 : 73,178.67 = 29,157.63 : x
  2. Step 2: Convert to fraction form
    53,031.43/73,178.67 = 29,157.63/x
  3. Step 3: Cross multiply
    53,031.43x = 73,178.67 × 29,157.63
  4. Step 4: Simplify right side
    53,031.43x = 2,133,716,583.75
  5. Step 5: Solve for x
    x = 2,133,716,583.75/53,031.43
  6. Step 6: Final answer
    x = 40,234.94

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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.