Home / 53,004.40-73,210.98-39,635.13

Finding the Fourth Proportional to 53,004.40, 73,210.98 and 39,635.13

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Solution

The fourth proportional to 53,004.40, 73,210.98 and 39,635.13 is: 54,745.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,004.40 : 73,210.98 = 39,635.13 : x
  2. Step 2: Convert to fraction form
    53,004.40/73,210.98 = 39,635.13/x
  3. Step 3: Cross multiply
    53,004.40x = 73,210.98 × 39,635.13
  4. Step 4: Simplify right side
    53,004.40x = 2,901,726,709.73
  5. Step 5: Solve for x
    x = 2,901,726,709.73/53,004.40
  6. Step 6: Final answer
    x = 54,745.02

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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.