Home / 39,235.95-54,105.86-33,589.40

Finding the Fourth Proportional to 39,235.95, 54,105.86 and 33,589.40

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Solution

The fourth proportional to 39,235.95, 54,105.86 and 33,589.40 is: 46,319.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,235.95 : 54,105.86 = 33,589.40 : x
  2. Step 2: Convert to fraction form
    39,235.95/54,105.86 = 33,589.40/x
  3. Step 3: Cross multiply
    39,235.95x = 54,105.86 × 33,589.40
  4. Step 4: Simplify right side
    39,235.95x = 1,817,382,935.41
  5. Step 5: Solve for x
    x = 1,817,382,935.41/39,235.95
  6. Step 6: Final answer
    x = 46,319.33

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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.