Home / 114,871.37-172,131.64-48,275.10

Finding the Fourth Proportional to 114,871.37, 172,131.64 and 48,275.10

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Solution

The fourth proportional to 114,871.37, 172,131.64 and 48,275.10 is: 72,338.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,871.37 : 172,131.64 = 48,275.10 : x
  2. Step 2: Convert to fraction form
    114,871.37/172,131.64 = 48,275.10/x
  3. Step 3: Cross multiply
    114,871.37x = 172,131.64 × 48,275.10
  4. Step 4: Simplify right side
    114,871.37x = 8,309,672,134.16
  5. Step 5: Solve for x
    x = 8,309,672,134.16/114,871.37
  6. Step 6: Final answer
    x = 72,338.93

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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.