Home / 124,723.18-187,158.58-45,892.77

Finding the Fourth Proportional to 124,723.18, 187,158.58 and 45,892.77

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Solution

The fourth proportional to 124,723.18, 187,158.58 and 45,892.77 is: 68,866.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,723.18 : 187,158.58 = 45,892.77 : x
  2. Step 2: Convert to fraction form
    124,723.18/187,158.58 = 45,892.77/x
  3. Step 3: Cross multiply
    124,723.18x = 187,158.58 × 45,892.77
  4. Step 4: Simplify right side
    124,723.18x = 8,589,225,665.47
  5. Step 5: Solve for x
    x = 8,589,225,665.47/124,723.18
  6. Step 6: Final answer
    x = 68,866.31

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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.