Home / 181,166.12-250,106.31-139,682.51

Finding the Fourth Proportional to 181,166.12, 250,106.31 and 139,682.51

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Solution

The fourth proportional to 181,166.12, 250,106.31 and 139,682.51 is: 192,836.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,166.12 : 250,106.31 = 139,682.51 : x
  2. Step 2: Convert to fraction form
    181,166.12/250,106.31 = 139,682.51/x
  3. Step 3: Cross multiply
    181,166.12x = 250,106.31 × 139,682.51
  4. Step 4: Simplify right side
    181,166.12x = 34,935,477,147.64
  5. Step 5: Solve for x
    x = 34,935,477,147.64/181,166.12
  6. Step 6: Final answer
    x = 192,836.70

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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.