Home / 77,232.89-115,848.12-56,305.73

Finding the Fourth Proportional to 77,232.89, 115,848.12 and 56,305.73

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Solution

The fourth proportional to 77,232.89, 115,848.12 and 56,305.73 is: 84,457.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,232.89 : 115,848.12 = 56,305.73 : x
  2. Step 2: Convert to fraction form
    77,232.89/115,848.12 = 56,305.73/x
  3. Step 3: Cross multiply
    77,232.89x = 115,848.12 × 56,305.73
  4. Step 4: Simplify right side
    77,232.89x = 6,522,913,466.49
  5. Step 5: Solve for x
    x = 6,522,913,466.49/77,232.89
  6. Step 6: Final answer
    x = 84,457.71

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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.