Home / 76,656.28-114,984.60-24,066.40

Finding the Fourth Proportional to 76,656.28, 114,984.60 and 24,066.40

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Solution

The fourth proportional to 76,656.28, 114,984.60 and 24,066.40 is: 36,099.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,656.28 : 114,984.60 = 24,066.40 : x
  2. Step 2: Convert to fraction form
    76,656.28/114,984.60 = 24,066.40/x
  3. Step 3: Cross multiply
    76,656.28x = 114,984.60 × 24,066.40
  4. Step 4: Simplify right side
    76,656.28x = 2,767,265,377.44
  5. Step 5: Solve for x
    x = 2,767,265,377.44/76,656.28
  6. Step 6: Final answer
    x = 36,099.66

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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.