Home / 61,871.07-85,382.13-33,576.76

Finding the Fourth Proportional to 61,871.07, 85,382.13 and 33,576.76

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Solution

The fourth proportional to 61,871.07, 85,382.13 and 33,576.76 is: 46,335.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,871.07 : 85,382.13 = 33,576.76 : x
  2. Step 2: Convert to fraction form
    61,871.07/85,382.13 = 33,576.76/x
  3. Step 3: Cross multiply
    61,871.07x = 85,382.13 × 33,576.76
  4. Step 4: Simplify right side
    61,871.07x = 2,866,855,287.30
  5. Step 5: Solve for x
    x = 2,866,855,287.30/61,871.07
  6. Step 6: Final answer
    x = 46,335.96

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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.