Home / 75,636.32-113,505.52-56,930.18

Finding the Fourth Proportional to 75,636.32, 113,505.52 and 56,930.18

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Solution

The fourth proportional to 75,636.32, 113,505.52 and 56,930.18 is: 85,433.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,636.32 : 113,505.52 = 56,930.18 : x
  2. Step 2: Convert to fraction form
    75,636.32/113,505.52 = 56,930.18/x
  3. Step 3: Cross multiply
    75,636.32x = 113,505.52 × 56,930.18
  4. Step 4: Simplify right side
    75,636.32x = 6,461,889,684.59
  5. Step 5: Solve for x
    x = 6,461,889,684.59/75,636.32
  6. Step 6: Final answer
    x = 85,433.69

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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.