Home / 63,742.41-88,000.56-48,515.49

Finding the Fourth Proportional to 63,742.41, 88,000.56 and 48,515.49

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Solution

The fourth proportional to 63,742.41, 88,000.56 and 48,515.49 is: 66,978.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,742.41 : 88,000.56 = 48,515.49 : x
  2. Step 2: Convert to fraction form
    63,742.41/88,000.56 = 48,515.49/x
  3. Step 3: Cross multiply
    63,742.41x = 88,000.56 × 48,515.49
  4. Step 4: Simplify right side
    63,742.41x = 4,269,390,288.67
  5. Step 5: Solve for x
    x = 4,269,390,288.67/63,742.41
  6. Step 6: Final answer
    x = 66,978.80

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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.