Home / 76,085.16-114,034.26-42,735.12

Finding the Fourth Proportional to 76,085.16, 114,034.26 and 42,735.12

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Solution

The fourth proportional to 76,085.16, 114,034.26 and 42,735.12 is: 64,050.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,085.16 : 114,034.26 = 42,735.12 : x
  2. Step 2: Convert to fraction form
    76,085.16/114,034.26 = 42,735.12/x
  3. Step 3: Cross multiply
    76,085.16x = 114,034.26 × 42,735.12
  4. Step 4: Simplify right side
    76,085.16x = 4,873,267,785.21
  5. Step 5: Solve for x
    x = 4,873,267,785.21/76,085.16
  6. Step 6: Final answer
    x = 64,050.17

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