Home / 76,242.06-114,327.54-40,693.77

Finding the Fourth Proportional to 76,242.06, 114,327.54 and 40,693.77

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Solution

The fourth proportional to 76,242.06, 114,327.54 and 40,693.77 is: 61,021.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,242.06 : 114,327.54 = 40,693.77 : x
  2. Step 2: Convert to fraction form
    76,242.06/114,327.54 = 40,693.77/x
  3. Step 3: Cross multiply
    76,242.06x = 114,327.54 × 40,693.77
  4. Step 4: Simplify right side
    76,242.06x = 4,652,418,617.43
  5. Step 5: Solve for x
    x = 4,652,418,617.43/76,242.06
  6. Step 6: Final answer
    x = 61,021.68

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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.