Home / 113,522.24-156,654.60-63,218

Finding the Fourth Proportional to 113,522.24, 156,654.60 and 63,218

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Solution

The fourth proportional to 113,522.24, 156,654.60 and 63,218 is: 87,237.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,522.24 : 156,654.60 = 63,218 : x
  2. Step 2: Convert to fraction form
    113,522.24/156,654.60 = 63,218/x
  3. Step 3: Cross multiply
    113,522.24x = 156,654.60 × 63,218
  4. Step 4: Simplify right side
    113,522.24x = 9,903,390,502.80
  5. Step 5: Solve for x
    x = 9,903,390,502.80/113,522.24
  6. Step 6: Final answer
    x = 87,237.45

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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.