Home / 212,256.36-292,915.17-116,760.60

Finding the Fourth Proportional to 212,256.36, 292,915.17 and 116,760.60

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Solution

The fourth proportional to 212,256.36, 292,915.17 and 116,760.60 is: 161,130.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,256.36 : 292,915.17 = 116,760.60 : x
  2. Step 2: Convert to fraction form
    212,256.36/292,915.17 = 116,760.60/x
  3. Step 3: Cross multiply
    212,256.36x = 292,915.17 × 116,760.60
  4. Step 4: Simplify right side
    212,256.36x = 34,200,950,998.30
  5. Step 5: Solve for x
    x = 34,200,950,998.30/212,256.36
  6. Step 6: Final answer
    x = 161,130.39

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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.