Home / 53,018.08-73,165.04-29,144.91

Finding the Fourth Proportional to 53,018.08, 73,165.04 and 29,144.91

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Solution

The fourth proportional to 53,018.08, 73,165.04 and 29,144.91 is: 40,220.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,018.08 : 73,165.04 = 29,144.91 : x
  2. Step 2: Convert to fraction form
    53,018.08/73,165.04 = 29,144.91/x
  3. Step 3: Cross multiply
    53,018.08x = 73,165.04 × 29,144.91
  4. Step 4: Simplify right side
    53,018.08x = 2,132,388,505.95
  5. Step 5: Solve for x
    x = 2,132,388,505.95/53,018.08
  6. Step 6: Final answer
    x = 40,220.03

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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.