Home / 76,065.03-114,153.61-36,084.14

Finding the Fourth Proportional to 76,065.03, 114,153.61 and 36,084.14

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Solution

The fourth proportional to 76,065.03, 114,153.61 and 36,084.14 is: 54,152.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,065.03 : 114,153.61 = 36,084.14 : x
  2. Step 2: Convert to fraction form
    76,065.03/114,153.61 = 36,084.14/x
  3. Step 3: Cross multiply
    76,065.03x = 114,153.61 × 36,084.14
  4. Step 4: Simplify right side
    76,065.03x = 4,119,134,844.75
  5. Step 5: Solve for x
    x = 4,119,134,844.75/76,065.03
  6. Step 6: Final answer
    x = 54,152.81

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1.5x scale

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.