Home / 61,900.39-85,422.30-33,606.07

Finding the Fourth Proportional to 61,900.39, 85,422.30 and 33,606.07

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Solution

The fourth proportional to 61,900.39, 85,422.30 and 33,606.07 is: 46,376.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,900.39 : 85,422.30 = 33,606.07 : x
  2. Step 2: Convert to fraction form
    61,900.39/85,422.30 = 33,606.07/x
  3. Step 3: Cross multiply
    61,900.39x = 85,422.30 × 33,606.07
  4. Step 4: Simplify right side
    61,900.39x = 2,870,707,793.36
  5. Step 5: Solve for x
    x = 2,870,707,793.36/61,900.39
  6. Step 6: Final answer
    x = 46,376.25

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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.