Home / 90,586.48-135,827.88-37,951.60

Finding the Fourth Proportional to 90,586.48, 135,827.88 and 37,951.60

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Solution

The fourth proportional to 90,586.48, 135,827.88 and 37,951.60 is: 56,905.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,586.48 : 135,827.88 = 37,951.60 : x
  2. Step 2: Convert to fraction form
    90,586.48/135,827.88 = 37,951.60/x
  3. Step 3: Cross multiply
    90,586.48x = 135,827.88 × 37,951.60
  4. Step 4: Simplify right side
    90,586.48x = 5,154,885,370.61
  5. Step 5: Solve for x
    x = 5,154,885,370.61/90,586.48
  6. Step 6: Final answer
    x = 56,905.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.