Home / 76,028.83-113,955.63-40,894.63

Finding the Fourth Proportional to 76,028.83, 113,955.63 and 40,894.63

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Solution

The fourth proportional to 76,028.83, 113,955.63 and 40,894.63 is: 61,294.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,028.83 : 113,955.63 = 40,894.63 : x
  2. Step 2: Convert to fraction form
    76,028.83/113,955.63 = 40,894.63/x
  3. Step 3: Cross multiply
    76,028.83x = 113,955.63 × 40,894.63
  4. Step 4: Simplify right side
    76,028.83x = 4,660,173,325.27
  5. Step 5: Solve for x
    x = 4,660,173,325.27/76,028.83
  6. Step 6: Final answer
    x = 61,294.82

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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.