Home / 76,269.59-114,403.17-23,679.12

Finding the Fourth Proportional to 76,269.59, 114,403.17 and 23,679.12

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Solution

The fourth proportional to 76,269.59, 114,403.17 and 23,679.12 is: 35,518.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,269.59 : 114,403.17 = 23,679.12 : x
  2. Step 2: Convert to fraction form
    76,269.59/114,403.17 = 23,679.12/x
  3. Step 3: Cross multiply
    76,269.59x = 114,403.17 × 23,679.12
  4. Step 4: Simplify right side
    76,269.59x = 2,708,966,390.81
  5. Step 5: Solve for x
    x = 2,708,966,390.81/76,269.59
  6. Step 6: Final answer
    x = 35,518.30

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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.