Home / 181,904.45-251,035.70-101,331.95

Finding the Fourth Proportional to 181,904.45, 251,035.70 and 101,331.95

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Solution

The fourth proportional to 181,904.45, 251,035.70 and 101,331.95 is: 139,842.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,904.45 : 251,035.70 = 101,331.95 : x
  2. Step 2: Convert to fraction form
    181,904.45/251,035.70 = 101,331.95/x
  3. Step 3: Cross multiply
    181,904.45x = 251,035.70 × 101,331.95
  4. Step 4: Simplify right side
    181,904.45x = 25,437,935,238.78
  5. Step 5: Solve for x
    x = 25,437,935,238.78/181,904.45
  6. Step 6: Final answer
    x = 139,842.30

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1.5x scale

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.