Home / 53,385.62-73,669.88-29,186.14

Finding the Fourth Proportional to 53,385.62, 73,669.88 and 29,186.14

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Solution

The fourth proportional to 53,385.62, 73,669.88 and 29,186.14 is: 40,275.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,385.62 : 73,669.88 = 29,186.14 : x
  2. Step 2: Convert to fraction form
    53,385.62/73,669.88 = 29,186.14/x
  3. Step 3: Cross multiply
    53,385.62x = 73,669.88 × 29,186.14
  4. Step 4: Simplify right side
    53,385.62x = 2,150,139,431.46
  5. Step 5: Solve for x
    x = 2,150,139,431.46/53,385.62
  6. Step 6: Final answer
    x = 40,275.63

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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.