Home / 76,284.84-114,434.64-23,680.20

Finding the Fourth Proportional to 76,284.84, 114,434.64 and 23,680.20

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Solution

The fourth proportional to 76,284.84, 114,434.64 and 23,680.20 is: 35,522.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,284.84 : 114,434.64 = 23,680.20 : x
  2. Step 2: Convert to fraction form
    76,284.84/114,434.64 = 23,680.20/x
  3. Step 3: Cross multiply
    76,284.84x = 114,434.64 × 23,680.20
  4. Step 4: Simplify right side
    76,284.84x = 2,709,835,162.13
  5. Step 5: Solve for x
    x = 2,709,835,162.13/76,284.84
  6. Step 6: Final answer
    x = 35,522.59

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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.