Home / 76,290.38-114,435.58-23,699.86

Finding the Fourth Proportional to 76,290.38, 114,435.58 and 23,699.86

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Solution

The fourth proportional to 76,290.38, 114,435.58 and 23,699.86 is: 35,549.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,290.38 : 114,435.58 = 23,699.86 : x
  2. Step 2: Convert to fraction form
    76,290.38/114,435.58 = 23,699.86/x
  3. Step 3: Cross multiply
    76,290.38x = 114,435.58 × 23,699.86
  4. Step 4: Simplify right side
    76,290.38x = 2,712,107,225.02
  5. Step 5: Solve for x
    x = 2,712,107,225.02/76,290.38
  6. Step 6: Final answer
    x = 35,549.79

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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.