Home / 114,727.86-172,023.75-43,655.83

Finding the Fourth Proportional to 114,727.86, 172,023.75 and 43,655.83

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Solution

The fourth proportional to 114,727.86, 172,023.75 and 43,655.83 is: 65,457.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,727.86 : 172,023.75 = 43,655.83 : x
  2. Step 2: Convert to fraction form
    114,727.86/172,023.75 = 43,655.83/x
  3. Step 3: Cross multiply
    114,727.86x = 172,023.75 × 43,655.83
  4. Step 4: Simplify right side
    114,727.86x = 7,509,839,155.90
  5. Step 5: Solve for x
    x = 7,509,839,155.90/114,727.86
  6. Step 6: Final answer
    x = 65,457.85

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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.