Home / 83,576.84-115,335.36-45,336.29

Finding the Fourth Proportional to 83,576.84, 115,335.36 and 45,336.29

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Solution

The fourth proportional to 83,576.84, 115,335.36 and 45,336.29 is: 62,563.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,576.84 : 115,335.36 = 45,336.29 : x
  2. Step 2: Convert to fraction form
    83,576.84/115,335.36 = 45,336.29/x
  3. Step 3: Cross multiply
    83,576.84x = 115,335.36 × 45,336.29
  4. Step 4: Simplify right side
    83,576.84x = 5,228,877,328.21
  5. Step 5: Solve for x
    x = 5,228,877,328.21/83,576.84
  6. Step 6: Final answer
    x = 62,563.71

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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.