Home / 114,784.24-172,149-48,225.64

Finding the Fourth Proportional to 114,784.24, 172,149 and 48,225.64

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Solution

The fourth proportional to 114,784.24, 172,149 and 48,225.64 is: 72,326.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,784.24 : 172,149 = 48,225.64 : x
  2. Step 2: Convert to fraction form
    114,784.24/172,149 = 48,225.64/x
  3. Step 3: Cross multiply
    114,784.24x = 172,149 × 48,225.64
  4. Step 4: Simplify right side
    114,784.24x = 8,301,995,700.36
  5. Step 5: Solve for x
    x = 8,301,995,700.36/114,784.24
  6. Step 6: Final answer
    x = 72,326.96

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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.