Home / 53,013.65-73,157.36-29,137.05

Finding the Fourth Proportional to 53,013.65, 73,157.36 and 29,137.05

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Solution

The fourth proportional to 53,013.65, 73,157.36 and 29,137.05 is: 40,208.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,013.65 : 73,157.36 = 29,137.05 : x
  2. Step 2: Convert to fraction form
    53,013.65/73,157.36 = 29,137.05/x
  3. Step 3: Cross multiply
    53,013.65x = 73,157.36 × 29,137.05
  4. Step 4: Simplify right side
    53,013.65x = 2,131,589,510.50
  5. Step 5: Solve for x
    x = 2,131,589,510.50/53,013.65
  6. Step 6: Final answer
    x = 40,208.32

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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.