Home / 76,251.86-114,416.74-36,316.02

Finding the Fourth Proportional to 76,251.86, 114,416.74 and 36,316.02

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Solution

The fourth proportional to 76,251.86, 114,416.74 and 36,316.02 is: 54,492.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,251.86 : 114,416.74 = 36,316.02 : x
  2. Step 2: Convert to fraction form
    76,251.86/114,416.74 = 36,316.02/x
  3. Step 3: Cross multiply
    76,251.86x = 114,416.74 × 36,316.02
  4. Step 4: Simplify right side
    76,251.86x = 4,155,160,618.17
  5. Step 5: Solve for x
    x = 4,155,160,618.17/76,251.86
  6. Step 6: Final answer
    x = 54,492.58

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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.