Home / 85,576.17-118,099.26-47,335.55

Finding the Fourth Proportional to 85,576.17, 118,099.26 and 47,335.55

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Solution

The fourth proportional to 85,576.17, 118,099.26 and 47,335.55 is: 65,325.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,576.17 : 118,099.26 = 47,335.55 : x
  2. Step 2: Convert to fraction form
    85,576.17/118,099.26 = 47,335.55/x
  3. Step 3: Cross multiply
    85,576.17x = 118,099.26 × 47,335.55
  4. Step 4: Simplify right side
    85,576.17x = 5,590,293,721.94
  5. Step 5: Solve for x
    x = 5,590,293,721.94/85,576.17
  6. Step 6: Final answer
    x = 65,325.36

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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.