Home / 181,904.37-251,011.74-101,330.16

Finding the Fourth Proportional to 181,904.37, 251,011.74 and 101,330.16

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Solution

The fourth proportional to 181,904.37, 251,011.74 and 101,330.16 is: 139,826.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,904.37 : 251,011.74 = 101,330.16 : x
  2. Step 2: Convert to fraction form
    181,904.37/251,011.74 = 101,330.16/x
  3. Step 3: Cross multiply
    181,904.37x = 251,011.74 × 101,330.16
  4. Step 4: Simplify right side
    181,904.37x = 25,435,059,776.08
  5. Step 5: Solve for x
    x = 25,435,059,776.08/181,904.37
  6. Step 6: Final answer
    x = 139,826.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.