Home / 67,733.49-101,563.20-53,783.13

Finding the Fourth Proportional to 67,733.49, 101,563.20 and 53,783.13

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Solution

The fourth proportional to 67,733.49, 101,563.20 and 53,783.13 is: 80,645.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,733.49 : 101,563.20 = 53,783.13 : x
  2. Step 2: Convert to fraction form
    67,733.49/101,563.20 = 53,783.13/x
  3. Step 3: Cross multiply
    67,733.49x = 101,563.20 × 53,783.13
  4. Step 4: Simplify right side
    67,733.49x = 5,462,386,788.82
  5. Step 5: Solve for x
    x = 5,462,386,788.82/67,733.49
  6. Step 6: Final answer
    x = 80,645.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.